909 Answered Questions for the topic Equations

what is the answer to this equation ?

11d

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

12d

Two more than 7 times a number is 23

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

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

Help me please!

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

08/23/19

the product of a number and 7 increased by 3

08/23/19

the product of a number and 7 increased by 3

08/18/19

What is 3x^4 - 5x^3 +9x^7 in standered form

07/08/19

Writing equations of lines parallel and perpendicular to a given line through a point

Consider the line =−4x-9y=2.Find the equation of the line that is perpendicular to this line and passes through the point  (5 ,−1).Find the equation of the line that is parallel to this line and... more

06/21/19

Which 3 working together could sort 1000 letters in 2 hours?

Mike can sort 400 letters in 2 hoursPat can sort 450 letters in 3 hoursAndrew can sort 400 letters in 4 hoursShauna can sort 500 letters in 2 hoursWhich 3 working together could sort 1000 letters... more
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