Answer:
its c
Step-by-step explanation:
Answer:
You need a calculator to solve, but here: 7.7
Step-by-step explanation:
u missed a few paranthesis. I solved this instead: (3.71 + (-5.25))(4+(-9))
first subtract 3.71 by 5.25 to get -1.54 then subtract 4 by 9 to get -5. Then you multiply them to get 7.7.
Answer:
The second one.
Step-by-step explanation:
<span> a car traveling that left skid marks 116 feet long?</span>
Answer:
(20,-7)
Step-by-step explanation:
x+2y=6
x = 6-2y
3x+8y=4
3(6-2y)+8y=4
18-6y+8y=4
2y=-14
y = -7
x=6-2(-7)
x = 20