Final Test: Solving Equations & Inequalities

Front

What is the equation that represents Penelope's total spending at the carnival if she spends $35 in total?

Back

.50x + 20 = 35

Front

How do you solve for b in the equation y = mx + b?

Back

b = y - mx

Front

Solve for x in the equation 7(2x - 4) = 42.

Back

x = 5

Front

If a taxi charges $3 plus $1.50 for each mile, how do you find the number of miles Mr. Lewis lives from the airport if he was charged $30?

Back

18 miles

Front

How do you solve for T in the equation B = T - Lc?

Back

T = B + Lc

Front

What is the definition of a linear equation?

Back

An equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What does the variable 'm' represent in the slope-intercept form of a linear equation?

Back

The slope of the line.

Front

What does the variable 'b' represent in the slope-intercept form of a linear equation?

Back

The y-intercept of the line.

Front

What is the first step in solving a linear equation?

Back

Isolate the variable on one side of the equation.

Front

What is an inequality?

Back

A mathematical statement that compares two expressions and shows that one is greater than, less than, or not equal to the other.