9m +18= -6m -42
9m +6m= -42-18
15m = -60
m= -4
Answer:
p=28
Step-by-step explanation:
5p=140
To to find the value of p divide both sides by 5 (5p/5 and 140/5)
p=28!
I think it might be 14 gallons a week
Answer:
6
Step-by-step explanation:
Steps to finding the inverse:
1. Replace f(x) with y.
2. Swap x and y.
3. Solve the equation for y.
f(x) = 2x - 10
1. y = 2x - 10
2. x = 2y - 10
3. Add 10 to both sides
x + 10 = 2y
Divide both sides by 2
(x + 10)/2 = y
y = (x + 10)/2
f^-1(x) = (x + 10)/2
