Systems of Equations

What does a system of equations mean?

• one equation

• any equation

• two or more equations

What is the y-intercept of the first (top) equation?

• 0

• 1/2

• -9

• (0,-3)

What is the slope of the bottom equation?

• y = 2

• b = 2

• m = 2

• m = -2

How do I prove a solution is correct algebraically?

• guess

• plug it back in to BOTH equations

• plug it back in to ONE equation

In function notation, what could you see in place of y?

• x

• m

• b

• f(x)

$2 per game for members represents what in the equation?

(select all that apply)

• y-intercept

• slope

• rate of change

• initial value

What is the initial cost for non-members?

• b = 0

• b = 28

• m = 0

• m = 6

Parallel lines have:

• one solution

• no solution

• infinitely many solutions

Lines that overlap (or are the same line) have:

• one solution

• no solution

• infinitely many solutions