Answer:
20
Step-by-step explanation:
You are trying to find the value. To do so, simply simplify the expression. Combine the terms:
20 + 8 - 4 - 4
(20 + 8) + (-4 - 4)
28 + (-8) = 28 - 8 = 20
20 is your answer.
~
8.04672 meters per second.
70
7x10=70