All Questions ⁺⁰237665 Questions

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403

1

algebra

Thirty-three kilograms of nickel was 35% pure mixed with a nickel alloy that was 21% pure. How many kilograms of each kind were used to produce an alloy that was 27% pure?

Guest Mar 17, 2021

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451

2

trig question

Find x. Round your answer to the nearest tenth of a degree.

Guest Mar 17, 2021

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462

1

analytic geometry

A circle is centered at the point (0,5) and has a radius of 6. Which of the following points lie on this circle? Select two correct answers.

read more ..

Guest Mar 17, 2021

0

441

1

roll of nickels

Given a roll of nickels. The diameter of one nickel is 0.835 inches, and the thickness is 0.077 inches. Find the surface area of a roll of $2 in nickels. Round to the nearest tenth.

Guest Mar 17, 2021

0

531

1

pls help

What is the value of $n$ such that $10^n = 10^{-5}\times \sqrt{\frac{10^{73}}{0.001}}$?

Guest Mar 17, 2021

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527

2

Help me, please? I'm panicking!

The ratio of the number of books Exel had to the number of books Anne had was 4:5.
If Anne had 20 books, then how many books did the both of them have?

Guest Mar 17, 2021

0

370

1

analytic geometry

What is the equation of the line in slope-intercept form that is parallel to the line y=-4x+6 and passes through the line (2, 7)

Guest Mar 17, 2021

0

649

1

HELP

In how many ways can we seat 6 people around a round table if Fred and Gwen insist on sitting opposite each other? (Two seatings are considered equivalent if one is a rotation of the other.)

Guest Mar 17, 2021

0

403

1

parallelogram

The quadrilateral below is a parallelogram. Determine the value of x.

You are given that angle NMK = 137.
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Guest Mar 17, 2021

0

452

1

help

The expression x^2 + 15x + 54 can be written as (x + a)(x + b), and the expression x^2 - 17x + 72 written as (x - b)(x - c), where a, b, and c are integers. What is the value of a+b+c?

Guest Mar 17, 2021

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370

1

parallelogram

The quadrilateral below is a parallelogram. Determine the value of y.

angle ABD = 15
angle DAB = 145 read more ..

Guest Mar 17, 2021

0

551

1

+505

Help

A hyperbola has its two foci at (5,0) and (9,4). Find the coordinates of its center.

MobiusLoops Mar 17, 2021

-1

449

0

logarithms

Guest Mar 17, 2021

0

472

1

parallelogram

The quadrilateral below is a parallelogram. Determine the value of x.

angle BDC = 15
angle DAB = 136 read more ..

Guest Mar 17, 2021

0

484

3

Hi i am new!

what is 2 + 9? i can't figor it out

Guest Mar 17, 2021

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333

0

help with triangle

Determine the measure of angle C given the following.

angle A = 2x + 108
angle B = x + 33 read more ..

Guest Mar 17, 2021

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386

2

Just need formula

What non-zero integer must be placed in the square so that the simplified product of these two binomials is a binomial: ?

Guest Mar 17, 2021

Mar 16, 2021

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555

3

I don't understand; I don't need answers, just the formula

What non-zero integer must be placed in the square so that the simplified product of these two binomials is a binomial?

Guest Mar 16, 2021

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435

1

similar triangles

In the diagram below, DE is parallel to BC, AD = 2, BD = 6, and AE = 10. Determine the length of EC.

Guest Mar 16, 2021

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433

1

algebraic expressions

Consider the expression: 5(3x + 3) + 2(3x - 2).

Use the distributive property to simplify and create an equivalent expression.

Guest Mar 16, 2021

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560

2

+15

Perimeter Question

is the midpoint of . ==4, , , . In simplest radical form, what is the perimeter of pentagon ?

alliegoseo5 Mar 16, 2021

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739

0

HELP PLEASEEE

Julia went to the grocery store and purchased cans of soup and frozen dinners. Each can of soup has 350 mg of sodium and each frozen dinner has 500 mg of sodium. Julia purchased twice as many cans of soup as frozen dinners and they all collectively contain read more ..

Guest Mar 16, 2021

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275

0

trig

Solve for x. Round to the nearest tenth

Guest Mar 16, 2021

0

369

1

trig

Find the value of x to the nearest tenth

Guest Mar 16, 2021

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