9x-7=-7
9x=o
x=0
so the answer....is 0
Divide 18 by 2(9) then square that (81). add 81 to both sides
Answer:
Carla is correct
Step-by-step explanation:
When you multiple or divide a negative the sign changes, or flips the other side.
ex:-4x≥12
-4x/-4≥12/-4
x≤-3
hope this helps!
The increase in price was 10%
2.5*.1=.25
2.5+.25=2.75
hope this helps