Pre-Algebra Ch. 7

What is the value of x in the equation 4x + 6 = 22?

• 3

• 4

• 5

• 6

Find the value of x in the equation 2(x + 4) = 18.

• 10

• 3

• 7

• 5

Solve the equation 3(3x - 2) = 15.

• x = 1

• x = 2

• x = 3

• x = 4

What is the slope of the line passing through the points (2, 5) and (6, 9)?

• 4

• 3

• 1

• 2

What is the slope of the line represented by the equation y = -3x + 7?

• -7

• 3

• -3

• 7

Find the slope of the line represented by the equation 3x - 2y = 8.

• -3/2

• 2/3

• 5/4

• 3/2

Write the equation of a line with a slope of 3 and a y-intercept of -2.

• y = 3x + 2

• y = -2x + 3

• y = 3x - 2

• y = -3x - 2

If the equation of a line is 2x + 5y = 10, what is the y-intercept of this line?

• 2

• -2

• 5

• -5

Find the slope of the graph.

• 1

• -2

• -1/2

• -1

Find the equation of the line.

• y = x + 1

• y = 1/2x + 1

• y = 2x + 1

• y = x + 2