The answer is for first one : 70.50 and other one is idk so sorry for the other one but I knew the first one bye!
Answer:
100
Step-by-step explanation:
40 / 100= .4
.4 x 45 = 18
18/18= 1
1x 100= 100
Thinking 2 hours. Let me know. My bad I thinking to fast.
X+7=-8
You are trying to get x on its own so you will subtract 7 from both sides.
x+7-7=-8-7
This simplifies to x= -8-7
A negative plus a negative equals a negative. So -8-7 equals -15
Your final answer is x=-15
17 feet
Step-by-step explanation:
15^2 + 8^2 = c^2
15^2 + 8^2 = 289
square root of 289 is 17