-7(-1-m)
First: You would distribute your -7 to your -1 and your -m
Note: A positive and a positive makes a negative.
You would get: 7m+7 as your answer
HOPE THIS HELPS! ^_^
Jin raised 40$ since it was his goal and he reached it
The answer should be D, divide by 6.78.
<span>1) First, you need to calculate the total labor cost: 2 workers * $8/(hour) * 40 hour / worker = $640. 2) Second, now you can calculate how much percent is 640 of the revenue, 2000: [640 / 2000] * 100 = 32%. 3) And the answer is that the labor cost is 32% of the revenue.</span>
10x^2 - 25 = x^2
Take the square root of each side.

x = 10x - 5i