Douglas went to Charlies General Store to get gas. He paid $52.20 for 20 gallons of gas. How much would he have paid if he got 25 gallons instead

65.25

Step-by-step explanation:

52.20 is the total for 20 gallons of gas

we divide 52.20 by 20 to find out the price per gallon.

52.20/20= 2.61 per gallon

for 25 gallons --> 2.61 x 25 = 65.25

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

5/12, or 5: 12

step-by-step explanation: