MX4_J080_Review Quiz

Which term is used to describe the point where a line crosses the x-axis?

• abscissa

• ordinate

• x-intercept

• y-intercept

What does the slope of a line represent?

• • The vertical intercept of the line.

• • The rate of change between the x and y values.

• • The horizontal intercept of the line.

• • The distance from the origin to the line.

What is the result of − 15 + 28?

• 43

• -43

• 13

• -13

True or False

When you add two negative integers, the result is always negative.

• True

• False

What is the result of − 7 − (−3)?

• -10

• -4

• -1

• -5

Which of the following statements is true about multiplying integers?

• • The product of two negative integers is positive.

• • The product of two positive integers is always negative.

• • The product of one positive and one negative integer is positive.

• • The product of two negative integers is always negative.

Convert the equation 4x + 2y =10 to the slope-intercept form y = mx + b. What is the resulting equation?

• y = 2x - 5

• y = 2x + 5

• y = -2x + 5

• y = -2x - 5

In the equation y = −3x + 7, what is the slope?

• 3

• -3

• 7

• -7

True or False

In the equation 5x − y = 2, the y-intercept is 2.

• True

• False

Convert the equation y = −12x + 4 to standard form Ax + By = C. What is the resulting equation?

• 12x + y = 4

• -12x + y = 4

• 12x - y = 4

• 12x + y = -4