Math 8 Spiral Review #16

Find 48% of 75.

Find the slope of a line that goes through the points (-2, 0) and (4, 8). (use / for fraction, if needed)

Convert 4x + y = -12 into slope-intercept form. (don't use any spaces)

Find the x-intercept for the linear equation 3x - 4y = -12. (just list the x-value and nothing else)

Solve the system of equations using algebra: y = 2x + 4 and y = x - 3

Give the answer as an ordered pair with parentheses and no spaces.

Which of the following are examples of irrational numbers?

• 6.12345....

-4x + 14 ≤ 54

• x ≥ - 10
• x ≤ -10
• x ≥ 10
• x ≤ 10

Solve the equation for x:

Give the coordinates for point B? Type answer as an ordered pair with parentheses and no spaces.