All Questions

688

If the product $(3x^2 - 5x + 4)(7 - 2x)$ can be written in the form $ax^3 + bx^2 + cx + d$, where $a,b,c,d$ are real numbers, then find $8a

If the product (3x^2 - 5x + 4)(7 - 2x) can be written in the form ax^3 + bx^2 + cx + d, where a,b,c,d are real numbers, then find 8a + 4b + 2c + d.

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Guest Apr 20, 2021

475

I just can't figure this out. aaaaah!!!

x+y+3z=10,\:-4x+3y+5z=7

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ShadowStorm0307 Apr 20, 2021

413

Beanbag Modular Arithmetic Help

You have 2021 beanbags and 7 boxes numbered 1 through 7. You place your first beanbag in box 1, your second in box 2, all the way to 7th in box 7. Then, you start going backwards; placing your 8th beanbag in box 6, 9th beanbag in box 5, etc. all the way read more ..

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Guest Apr 20, 2021

446

help

In a certain sequence of numbers, each number after the first is 3 less than twice the previous. If the third number in the sequence is 51, what is the first number of the sequence?

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Guest Apr 20, 2021

418

+164

Area

https://drive.google.com/file/d/1XnjA5qnxP-hD3qZF3XbtDwP4kW2-c9ne/view?usp=drivesdk

Fidn the area of rectangle first.

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RunningManZZ Apr 20, 2021

425

+164

Math

https://drive.google.com/file/d/10ICtLdBj8FfU8_OOiG0gC-JS8mfaFYZr/view?usp=drivesdk

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RunningManZZ Apr 20, 2021

419

+164

Math

Brett and Derrick had 108 marbles altogether. Brett gave away 1/2 as many marbles as what Derrick gave away. The number of marbles Derrick had left was the same as the number of marbles he had given away. If Derrick had 1/2 as many marbles left as Brett, read more ..

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RunningManZZ Apr 20, 2021

370

Geometry

If the degree measure of an arc of a circle is increased by 20% and the radius of the circle is increased by 35%, by what percent does the length of the arc increase?

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Guest Apr 20, 2021

381

HELP PLEASE!!

LetFind

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Guest Apr 20, 2021

425

+164

Math

Logan bought 5 pens and 3 markers. Christopher bought 3 pens and 5 markers. Logan spent $0.90 more than Christopher. Find the price difference between 1 pen and 1 marker and state which item was more expensive.

ElectricPavlov ●

RunningManZZ Apr 20, 2021

579

+52

Help

At what point does the line containing the points (1,7) and (3,11) intersect the y-axis? Express your answer as an ordered pair.

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Chocolatehere Apr 20, 2021

470

+52

HALP

1-Find all values of x such that . If you find more than one value, then list your solutions, separated by commas.

2-Find all values of x such that
If you find more than one value, then list your solutions, separated read more ..

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Chocolatehere Apr 20, 2021

446

+223

Polynomials

What is the coeffiecient of x^3 in

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CPhilFanboy Apr 20, 2021

527

Find the value of x in the diagram below.

ElectricPavlov ●

Guest Apr 20, 2021

434

+223

Polynomials

What is the coeffiecient of x in

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CPhilFanboy Apr 20, 2021

420

Circles

A hexagon is inscribed in a circle. What is the measure of alpha, in degrees?

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Guest Apr 20, 2021

Apr 19, 2021

399

Circles

In the figure, the visible gray area within the larger circle is equal to eight times the area of the white circular region. What is the ratio of the radius of the small circle to the radius of the large circle? Express your answer as a common fraction. read more ..

ElectricPavlov ●

Guest Apr 19, 2021

327

+24

Math

The initial point of a→ is (−1,6), and its terminal point is (−3,−2).

What is the value of ∥a→∥?
read more ..

sneef Apr 19, 2021

317

Some problem

Let $f(x)$ be a polynomial with real, nonnegative coefficients. If $f(6) = 24$ and $f(24) = 1536,$ find the largest possible value of $f(12).$

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Guest Apr 19, 2021

420

Geometry

The figure shown represents a plot of land and is drawn using a scale in which 1 cm equals 2 miles. One square mile is 640 acres. How large is the actual plot of land, in acres?

read more ..

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Guest Apr 19, 2021

377

Geometry

In the figure, ABCD is a rectangle, AZ=WC=6 units, AB=12 units and the area of trapezoid ZWCD is 150 square units. What is the area of triangle BQW?

read more ..

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Guest Apr 19, 2021

1013

+409

You poured some 6% alcohol solution and some 8% alcohol solution into a mixing container. Now you have 500 grams of 7.52% alcohol

You poured some 6% alcohol solution and some 8% alcohol solution into a mixing container. Now you have 500 grams of 7.52% alcohol solution. How many grams of 6% solution and how many grams of 8% solution did you pour read more ..

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liz54321 Apr 19, 2021

420

+409

onsider two lines. One has slope 2 and y-intercept -3. The other passes through the points (1,2)and (−2,3). The two lines intercept in the

onsider two lines. One has slope 2 and y-intercept -3. The other passes through the points (1,2)and (−2,3). The two lines intercept in the point ( , ).

liz54321 Apr 19, 2021

413

+164

Math

Robert, Ryan, and Timmy have sold a total of 228 magazines. Timmy sold 28 more magazines than Robert. Ryan sold 46 fewer magazines than Robert. How many magazines did Ryan sell?

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RunningManZZ Apr 19, 2021

396

+164

Ratio

Tommy and Victor each had a collection of hats. The ratio of Tommy's hats to Victor's hats was 4:3. When Victor found 20 more hats, the ratio became 1:2. How many hats did Tommy have?

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RunningManZZ Apr 19, 2021

All Questions ⁺⁰234959 Questions

If the product $(3x^2 - 5x + 4)(7 - 2x)$ can be written in the form $ax^3 + bx^2 + cx + d$, where $a,b,c,d$ are real numbers, then find $8a

I just can't figure this out. aaaaah!!!

Beanbag Modular Arithmetic Help

help

Area

Math

Math

Geometry

HELP PLEASE!!

Math

Help

HALP

Polynomials

Find the value of x in the diagram below.

Polynomials

Circles

Circles

Math

Some problem

Geometry

Geometry

You poured some 6% alcohol solution and some 8% alcohol solution into a mixing container. Now you have 500 grams of 7.52% alcohol

onsider two lines. One has slope 2 and y-intercept -3. The other passes through the points (1,2)and (−2,3). The two lines intercept in the

Math

Ratio

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