All Questions

0

362

2

Help - Percent Puzzle

In this puzzle, the goal is to fill every empty square (including shaded squares) so that:
- Each square contains a positive digit (1-9). Digits may be reused.
- The percent next to a row gives the percent of the row sum contained in read more ..

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Guest Sep 28, 2021

0

391

1

Algebra

Find the product of all constants t such that the quadratic x^2 + tx - 18 can be facgtored in the form (x + a)(x + b), where a and b are integers.

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Guest Sep 28, 2021

0

294

0

Coordinates

Segments AB and PQ share a midpoint. Point A is at (3, 2) and the endpoints of segment PQ are P(7, 9) and Q(9, 6). What is the sum of the coordinates of point B?

Guest Sep 28, 2021

0

422

1

math

what two numbers are multiplied together to give -25 but added to give 20

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Guest Sep 28, 2021

0

270

0

Coordinates

he point with coordinates (5,-11) is the midpoint of the segment with one endpoint at (9,7). Find the sum of the coordinates of the other endpoint.

Guest Sep 28, 2021

0

267

0

plz help

Simplify the following:
(2y-1)(4y^{10}+2y^9+3y^8+5y^7).
Express your answer as a polynomial with the degrees of the terms in decreasing order.

Guest Sep 28, 2021

0

271

0

help algebra

The equation of the line that passes through the points (-3,5) and (0,-7) can be expressed in the form y=mx+b. What is the value of m+b?

Guest Sep 28, 2021

0

415

1

Algebra question

For how many integer value of a does the equation x^2+ax+8a=0 have integer solutions for x?

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Guest Sep 28, 2021

0

425

1

help Polynomials

When f(x) = ax^3 - 6x^2 + bx - 5 is divided by x - 1, the remainder is 5. When f(x) is divided by x - 2, the remainder is -53. Find the ordered pair (a,b).

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Guest Sep 28, 2021

0

385

3

Help - Percent Puzzle

In this puzzle, the goal is to fill every empty square (including shaded squares) so that:
- Each square contains a positive digit (1-9). Digits may be reused.
- The percent next to a row gives the percent of the row read more ..

●●●

Guest Sep 28, 2021

0

453

2

Expected value

1. Suppose we have a bag with 10 slips of paper in it. Eight slips have a 3 on them and the other two have a 6 on them. What is the expected value of the number shown when we draw a single slip of paper?

2. Suppose we have a read more ..

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Guest Sep 28, 2021

+1

730

2

+590

Let y = mx + b . Write m in terms of x, y, and b.

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weredumbmaster22 Sep 28, 2021

0

1256

7

+590

The sum of two numbers a and b is 20. Write an expression for the sum of their squares, in terms of a.

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weredumbmaster22 Sep 28, 2021

0

425

1

help coordinates

What is the slope of a line perpendicular to the line containing the points (4,-7) and (-5,7) Express your answer as a common fraction.

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Guest Sep 28, 2021

+1

544

1

+590

A rectangular plot of land has dimensions x meters by y meters. The plot of land is 216 square meters in area. Farmer Ted encloses the

A rectangular plot of land has dimensions x meters by y meters. The plot of land is 216 square meters in area. Farmer Ted encloses the rectangle with a fence and then divides the rectangle into two equal parts with another fence of length x meters read more ..

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weredumbmaster22 Sep 28, 2021

0

329

1

Geometry

Circle Gamma is the incircle ABC of and is also the circumcircle of XYZ. The point X is on BC, point Y is on AB, and the point is Z on AC. If angle A = 40, angle B = 80, and angle C = 60, what is the measure of angle AYX?

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Guest Sep 27, 2021

0

278

0

Coefficient

Find the coefficient of y^4 in the expansion of (2y-7)^5.

Guest Sep 27, 2021

0

384

1

+10

In how many ways can 4 distinct balls be distributed into 3 identical boxes if no box is empty?

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goldenroses Sep 27, 2021

0

422

6

Geometry

In triangle ABC, the measure of angle A is 86 degrees. The measure of angle B is 28 degrees more than three times the measure of angle C. What is the measure, in degrees, of angle C?

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Guest Sep 27, 2021

0

342

1

geometry

In right triangle ABC, shown here, AB = 15 units , AC = 30 units, and points D, E, and F are the midpoints of AC, AB, and BC, respectively. In square units, what is the area of triangle DEF?

read more ..

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Guest Sep 27, 2021

0

416

1

pls help!!

The number of stickers Kevin had was more than the number of stickers John had.
After Kevin gave 96 stickers to John, John had twice as many stickers as Kevin. How
many stickers did John have at the end?

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Guest Sep 27, 2021

0

250

0

help pls

For how many ordered pairs of positive integers (x,y) does the equation 1/x + 2/y = 2/5 hold?

Guest Sep 27, 2021

0

278

0

Algebra

Write a^4 + a^2 + 1 as a product of two monic quadratics with integer coefficients.

Guest Sep 27, 2021

0

342

1

Help me to solve this problem

At a game stall, each child needed 3 coupons to redeem a gift, while an adult needed 7 coupons. Given that 2/3 of the people who redeemed gifts with their coupons were children and total of 1248 coupons were collected by the gam stall, how many adults read more ..

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Guest Sep 27, 2021

0

420

1

Please assist. Thanks.

Tom has 1,250 cards, and John has 240 cards more than Tom. How many cards must Tom give John, so that John has 4 times as many cards as Tom?

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Guest Sep 27, 2021

All Questions ⁺⁰237677 Questions

Help - Percent Puzzle

Algebra

Coordinates

math

Coordinates

plz help

help algebra

Algebra question

help Polynomials

Help - Percent Puzzle

Expected value

Let y = mx + b . Write m in terms of x, y, and b.

The sum of two numbers a and b is 20. Write an expression for the sum of their squares, in terms of a.

help coordinates

A rectangular plot of land has dimensions x meters by y meters. The plot of land is 216 square meters in area. Farmer Ted encloses the

Geometry

Coefficient

In how many ways can 4 distinct balls be distributed into 3 identical boxes if no box is empty?

Geometry

geometry

pls help!!

help pls

Algebra

Help me to solve this problem

Please assist. Thanks.

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