
Distribute 3 throught the parentheses

Move the variable to the left-hand side and change its sign

Move the constant to the right-hand side and change its sign

Collect like terms

Divide both sides of the equation by -3

Answer:
32 miles per gallon
Step-by-step explanation:
351 divided by 11 = 31.90909090909090909090909090 e.t.c
or 
Step-by-step Explanation :
As the given fraction is an improper fraction, it is hard to divide properly. Either :
☆ You can write what it is given as per question for the answer.
☆ Else, by dividing, we will get a huge value. In this case, we get it as 
Answer:
8
Step-by-step explanation:
3 times 3 is 9
2 yimes 5 is 10
9 times 2 is 18
18-10 is 8