Linear Equations
Solve 2x+5=15
What is x=5?
If f(x)=2x+5, find f(3).
What is 11?
What is 60 meters squared?
Simplify 5 squared times 5 cubed.
What is 3125?
A shirt costs $40 and is 25% off. What is the sale price before tax?
What is $30?
Solve 2(3x-1)=5x+4
What is x=6?
What is 8?
A triangle has a base of 8 inches and a height of 5 inches. Find its area.
What is 20 inches squared?
Simplify the square root of 49.
What is 7?
A rectangle has dimensions of 10 by 6. What is the length of the diagonal?
What is 11.66?
Solve 5x+2<3x+10.
What is x<4?
What is plus/minus the square root of 10?
A circle has a radius of 4. Find its Circumference.
What is 8 pi?
If 5 pencils cost $3. How much would it cost for 20 pencils?
What is $12?
If 2x+3y=12 and x=3, find y.
If f(x)=x2-2x, find f(-5).
What is 35?
A right triangle has legs of 6 and 8. Find the hypotenuse.
What is 10?
Train A goes 60 mph, Train B goes 45 mph. if they start 210 miles apart, how long until they meet?
What is 2 hours?
A taxi charges $3 base fare plus $0.40 per mile. Write the cost C for m miles, then find the cost for 20 miles.
What is C=3+0.4m, C(20)=$11?
A graph shows a line passing through (2,4) and (6,-4). Find its slope.
What is -2?
In a coordinate plane, the slope of a line through (2,3) and (6,7)?
What is 1?
The average of 5 numbers is 12. Four of them are 10, 15, 9, and 11. What's the 5th number?
What is 15?