Expressions & Equations
Simplify: 4x - 7 + 2x + 3 = 28
What is 6x -4 = 28?
A car travels 180 miles in 3 hours. What is the unit rate?
What is 60 miles per hour?
What is 25% of 80?
What is 20?
What do we call two angles that add to 90 degrees?
What is complementary angles?
What is the formula for Area of a circle?
Expand: -3 (x - 4)
What is -3x + 12?
What is the unit rate for this equation: y = 4.5x.
What is 4.5?
A price increased from $60 to $75. What is the percent increase?
What is 25% increase?
What do we call two angles that are directly across from each other and always equal?
What is the formula for the circumference of a circle?
What is C=2πr or C=πd?
Simplify: 0.25 (8x − 4)
What is 2x - 1?
On a graph, the point (3, 15) is on a line showing cost per ticket. What is the unit rate?
What is the unit rate is 5?
A shirt originally cost $30 and is now on sale for $24.
What is the percent decrease?
What is a 20% decrease?
Angle A and Angle B are adjacent and form a right angle.
If Angle A is 40°, what is Angle B?
What is 50 degrees?
Find the area of a circle with a radius of 3 cm. Use 3.14 for pi.
What is A = 28.26cm2
Solve for x: -2 (7 - 2x) = 94
What is x=27?
A hose fills 12 gallons in 3 minutes. Another fills 16 gallons in 4 minutes. Which one has the greater unit rate?
A new phone was $600 but now costs $480.
What is the percent decrease?
What is a 20% decrease?
Two supplementary angles are represented by x and 2x−30.
Write and solve an equation to find the value of x.
What is x = 70?
A bicycle tire has a radius of 10 inches. What is its circumference?
What is 62.8 inches?
Solve for x: x/5 + 2 = 6
What is x=20?
A table shows these values: (1, 3), (2, 6), (3, 9). Is it proportional?
What is they are proportional?
The buyer for a chain of stores purchased fountains in bulk, paying $60 each. The stores will sell each fountain for $159. What percentage is the mark-up?
What is a 165% increase.
Two adjacent angles form a straight line. One angle is 4x-10 and the other is 2x+40.
Find the measure of each angle.
What is:
Angle 1 = 90 degrees
Angle 2 = 90 degrees
x = 25
A sprinkler sprays water in a circle with a radius of 8 meters.
How much area does it cover? Then find how far the water sprays around (circumference).
What is Circumference = 50.24m