In -2x

, the exponent will be dealt with first. With (-2x)

, the multiplication is going to be done first. This is determined because of Order of operations.
Answer:
62.5
Step-by-step explanation:
2cm = 25mi
1cm = 12.5 (25/2)
5cm is 2 + 2 + 1
2 + 2 + 1 = 25 + 25 + 12.5 = 62.5
not sure second one is the answer
Answer:
Step-by-step explanation:
Subtract 2 on both sides
7x = -56
Divide 7 on both sides
x = -8