Which expression is equivalent to 2 (a + 3) when a = 3?
2 (3)
5 (3)
2 (3) + 3
2 (3) + 6

(0.2)+(-8)=0.3+-3+0.3m is the equation i guess? ?

step-by-step explanation:

twenty-six miles over two gallons because the proportion for the original 13 miles to one gallon would be written 13/1 and, doing the same thing to the top and bottom, i multiplied by 2 and got 26/2

answer is  

c.

56

hope you get this right