Simplify the sum
(4 + 4 + 2) + (6ư - 2u + 8)
a. 10 - 2u + 4u? + 10 u?
b. -2ư - 21? + 4u - 10
c. -2° + 4u? - 2u + 10
d. 10° + 4u? - 2u + 10
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it is d just took the test

Step-by-step explanation:

168

step-by-step explanation:

first off, we know that he drove 3.5 hours at a rate of 48 mph.

knowing that, we want to see how many miles he drove all-together.

in this case, we can just multiply 48 by 3.5.

48 * 3.5 = 168