CC3 Chapter 5 Study Guide

Front

Solve for x: 2x + 2 = 0

Back

x = -1

Front

What number could you multiply the equation by to eliminate the fraction in 3/2x = 6?

Back

3

Front

Is (3,10) a solution to the system of equations y = 2x + 4 and y = x + 7?

Back

No, it only makes the first equation true.

Front

Solve for x: 3x - 5 = 1

Back

x = 2

Front

What is the equation for Steve's jet ski rental if it costs $25 to start and $6 per hour?

Back

y = 6x + 25

Front

What is the equation for BB's jet ski rental if it costs $9 to start and $9 per hour?

Back

y = 9x + 9

Front

Solve for x: 4x + 8 = 24

Back

x = 4

Front

What does it mean to 'bust the fraction' in an equation?

Back

To eliminate fractions by multiplying both sides by the denominator.

Front

If x = 12/7, what is the value of x in decimal form?

Back

x ≈ 1.71

Front

What is the solution to the equation 5x - 10 = 0?

Back

x = 2