What is the amount of change? show your work
a. 85% of 210
b. 125% of 38

The gilbert's are designing a rectangular patio. the patio has an area of 24 square feet. the width of the patio is 3/4 it's length. what is the length of the patio

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

What is the value of x in the following equation? -3x-2=2x+8