If a = 4 and b = 5, what is the value of the following expression? 6a + 3b - 8

Add the expression (5.2c - 7.35) + (-3.9c + 3.65)

Akiko leaves the mall and drives directly west at a speed of 60 mph. At the same time, Kosuke leaves the mall and drives 40 degrees north of east at a speed of 45 mph.

A box of candy has 42 gumballs and 24 gummies. what is the ratio of gummies too gumballs

Debra bought 4 CDs that were each the same price. Including sales tax, she paid a total of $ 61.60. Each CD had a tax of $ 0.90. What was the price of each CD before tax?

Given tan theta = 4/3 and pi< theta< 3pi/2; find cos2theta

Combine 4c - c in like terms

Answer 3*c*c*c * = multiply Make it a Simplified expression

Today is Jack's birthday and Jill's birthday. Jack is five and Jill is nine. 1. How many years ago was Jill twice as old as Jack? 2. When Jack is three quarters as old as Jill, how old will Jill be? 3.

Avery's income tax rate is 12%. If she made $85,000 this year, how much income tax will she pay?

What is the inverse of f (x) = (1/2) ^x