Semester Exam Review (Algebra 1 H)

Front

Which point below is NOT part of the solution set? Options: (0, 0), (-10, 20), (3, 5), (0, -2)

Back

(0, -2)

Front

What is the slope of the line 2x + 7y = −21?

Back

Slope = -2/7

Front

What is the slope of a line that passes through the points (3, -10.5) and (7, -28.5)?

Back

Slope = -4.5

Front

Write in slope intercept form: 5x - 3y = -9

Back

y = (5/3)x + 3

Front

Which scatter plot shows a linear relationship between x and y? Options: Graph A, Graph B, Graph C, Graph D

Back

Graph C

Front

What is the definition of slope in a linear equation?

Back

Slope is the ratio of the rise (change in y) to the run (change in x) between two points on a line.

Front

How do you convert the standard form of a linear equation to slope-intercept form?

Back

Isolate y on one side of the equation.

Front

What does a slope of 0 indicate about a line?

Back

A slope of 0 indicates a horizontal line.

Front

What does an undefined slope indicate about a line?

Back

An undefined slope indicates a vertical line.

Front

What is the formula for calculating the slope between two points (x1, y1) and (x2, y2)?

Back

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