Solve.
1/2x + 3 < 4x - 7
a) x > 8/7
b) x < -8/7
c) x > 20/7

Apackage of bacon holds 15 strips of bacon. the pancake house uses 17 packages of bacon in the morning and 21 packages in the afternoon. how many more strips were used in the afternoon than the morning?

Evaluate cos2θ for cosθ = square root of 3/2

The circumference of a redwood tree trunk is 20π ft, and it is 100 ft tall. what is the approximate volume of the redwood tree trunk? 1,000π ft3 10,000π ft3 4,000π ft3 40,000π ft3