Can 3 times the sum of r and d squared minus 2 times the sum of r and d squaredbe simplified

You deposit $190 in a savings account that pays a simple interest rate of 4% a year. How much will be in your account after 4 years?

Find the diameter of a circle with a circumference of 12 feet.

If two coins are tossed in the air, what is the probability that both coins will land on "heads"?

The price of a gallon of unleaded gas was $2.83 yesterday. Today, the price fell to $2.78. Find the percentage decrease. Round your answer to the nearest tenth of a percent.

Solve this equation for a. A : 2 = 4 A. 2 B. 6 C. 8 D. 4

Given the Formula E equals IR what is the formula for r

What is 3h^2 = h^2 + 18

What is the next fraction in 15/100,3/10,45/100,6/10,75/100

In January, Desmond begins saving $25 per month for a used car. Each month, he is able to save $5 more than the previous month. After how many months will Desmond first have enough money to purchase a $3,000 used car?

Can someone explain how $3.79 x 2 = $7.58 is equivalent to $7.58/2=$3.79