What is the answer to the problem )

2 -(-2) -(-4)

The double negative signs turn into positive signs.

2 + 2 + 4

Solve from left to right. Solve 2 + 2.

4 + 4

4 + 4 = 8, so your answer is:8

When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. if you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.