Ch 6 Part 1 TEST Review

Front

What is the equation to find the average amount each member must raise for two choirs to have the same amount of money raised?

Back

30x + 600 = 25x + 800

Front

Solve the equation: 5x - 11 = 9x + 4

Back

x = -3.75

Front

What situation can be described by the equation y = -25x + 120?

Back

There are 120 gallons of water in a tank. It releases water at a rate of 25 gallons per minute.

Front

Back

Rachel had $40 and is saving $20 per week for her vacation. Tim has $160 in his savings account and is spending $10 a week on lunch.

Front

How do you find the number of pounds for which Company A and Company B will cost the same?

Back

Set the shipping cost equations equal: 7.25 + 0.20p = 5.15 + 0.30p.

Front

What is the first step in solving the equation 5x - 11 = 9x + 4?

Back

Isolate the variable x by moving all x terms to one side.

Front

What does the slope of a linear equation represent?

Back

The slope represents the rate of change of the dependent variable with respect to the independent variable.

Front

What is the y-intercept in the equation y = mx + b?

Back

The y-intercept is the value of y when x = 0, represented by b.

Front

How can you determine if two linear equations are equivalent?

Back

Two linear equations are equivalent if they have the same slope and y-intercept.

Front

What is the meaning of the term 'variable' in algebra?

Back

A variable is a symbol used to represent an unknown value, often denoted by letters like x or y.