915 Answered Questions for the topic Equations

#### What are the weights of the five boxes?

A shipping manager wants to determine the weight of five boxes. Each weighs a different integer amount less than 100 kg. Unfortunately, the only scales available measure weights greater than 100... more

#### Algebra Choir Ratio Problem.

The ratio of females to males in the choir is 7 to 4. If twelve males and three females are absent from a particular practice, the ratio of females and males is five to two. How many members of the... more

20d

#### Mr.Olly's Car needs repairs.

Mr.Olly's car needs repairs. Honest Hank will charge him 70 dollars per hour and an additional 30 dollars for service parts and Handy Hal will charge him 80 dollars per hour and an additional 40... more

01/16/20

01/12/20

#### How do I solve this?

A cinema has two different prices for tickets: one price for children and one price for adults.: 35 cents children's tickets plus 20 adults cost a total of 287.5:25 cents children's tickets plus 30... more

01/12/20

12/14/19

#### Total Cost of Each Candle Size

Selling candles, 8 ounce and 10 ounce candles. Sheila sold six 8 ounce candles and 8 ten ounce candles for $156. Marcus sold ten 8 ounce candles and 2 ten ounce candles for$124. Find the total... more

12/13/19

#### Math Polynomial Equations

Write a polynomial function of least degree that has rational coefficients, a leading coefficient of 1, and the given intercepts. -1, 2, 3

12/10/19

#### Linear Functions and Equations - TEXT MESSAGE PLANS - Algebra 1

Pedro's friend Chenetta is considering another text messaging plan that advertises the following: "A one-time joining fee of $3.00 and$0.08 per message."Write an explicit formula for the text... more

12/04/19

11/23/19

#### Lineof intersection of planes

How do we find the parametric equation of the line of intersection of the planes x+y+z=1 and x-y-z=2 ?

11/21/19

#### trigonometric equation help

sin^2(x) - 3sin(x) + 2 = 0 within [-4π, 4π]

11/15/19

#### What does r equal to in the equation 0.5r − 3.8 = 5.66?

What's the answer to 0.5r − 3.8 = 5.66? I need to find r.

10/27/19

#### Writing equations

The sum of -38 and 15 is -23 written as an equation

10/20/19

#### Polynomial Inequality Equation

x2 + 4x + 4 ≥ 9 2x3 + 13x2 - 8x ≥ 52

10/13/19

#### Polynomial Equation Help

Solve each polynomial equation by factoring: 5x3 + 10x2 + 5x = 0 x3+ 2x2 - 9x - 18 = 0

09/22/19

#### How do you solve equations that have more than one <>? One of the problems is below... please help!

Problem: -3 is less than 3x is less than or equal to nine Please help me the teacher hasn't taught us how to do this yet!

09/19/19

#### three less than “x” is equal to 13

09/15/19

Four times the sum of a number and two is nine less than five times the same number. Find the number.

08/31/19

#### Suppose that the area of a trapezoid can be represented by the expression 35/x square feet and lengths of the parallel bases of the trapezoid can be represented by the expressions

Suppose that the area of a trapezoid can be represented by the expression 35/x square feet and lengths of the parallel bases of the trapezoid can be represented by the expressions a=2/x feet and... more

08/26/19

#### Equation Verbal

Write the phrase as an equation / equality.Three times a number added to eight is fourteen

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