Math Review after IAR

Front

What is the solution to the equation -3(4b + 2) = 6?

Back

b = -1

Front

What is the solution that works for both equations: y = 2x and y = 4?

Back

(2, 2)

Front

Solve the equation: 2(x + 3) - 6 = 8x - 12.

Back

x = 2

Front

Does the graph of a linear equation represent a proportional relationship if it passes through the origin?

Back

Yes

Front

What is the correct description of the graph showing dollars saved as a function of the number of weeks?

Back

Dollars saved is a function of the number of weeks.

Front

What is a linear equation?

Back

An equation that makes a straight line when graphed.

Front

What does it mean for two equations to be equivalent?

Back

They have the same solution set.

Front

What is the slope of a line?

Back

The rate of change of y with respect to x.

Front

What is the y-intercept of a linear equation?

Back

The value of y when x = 0.

Front

What is the formula for the slope of a line given two points (x1, y1) and (x2, y2)?

Back

m = (y2 - y1) / (x2 - x1)