Answer:
7
Step-by-step explanation:
get the x on the same side.
subtract 2x from both sides
30=3x+9
then get the variables on one side by themselves. subtract 9 from both sides.
21=3x
now divide by 3 on both sides.
there's your answer.
Answer:
decrease because the ratio number is Less so multiply by 156 to each ratio to find your relationship between. hope this helps.
The first one is correct as the service fee plus the daily cost must be added to find the total cost which is less then $160.
Answer:
1/2
Step-by-step explanation:
3x=(1/2)(2x+2)
3x=x+1
3x-x=x-x+1
2x=1
x=1/2
Hello from MrBillDoesMath!
Answer: 21
Discussion:
g(3) = 3^2 -2 = 9 -2 = 7 =>
f(g(3)) = f (
7) = 2(7) + 7 = 14 + 7 = 21
Thank you,
MrB
