Final Review

Front

Solve the system of equations: x + 2y = -3, x - y = -12

Back

(-9, 3)

Front

What is the solution of r - 11 = 5?

Back

16

Front

Find the slope of the line: y = -x + 2

Back

-1

Front

Define parallel lines.

Back

Two lines in a plane that do not intersect.

Front

What is the slope-intercept form of a line?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What does the slope of a line represent?

Back

The rate of change of y with respect to x.

Front

Solve for x: 3x + 5 = 20

Back

x = 5

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What is the definition of a function?

Back

A relation where each input has exactly one output.