SOLUTION: The container that holds the water for the football team is 3/10 full. After pouring in 13 gallons of water, it is 4/5 full. How many gallons can the container hold?

Question 633866: The container that holds the water for the football team is 3/10 full. After pouring in 13 gallons of water, it is 4/5 full. How many gallons can the container hold?
Found 2 solutions by solver91311, patrickca:
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

is the fraction of the container represented by the 13 gallons.

John

My calculator said it, I believe it, that settles it

Answer by patrickca(4) (Show Source): You can put this solution on YOUR website!
0.3x + 13 = 0.8x Write equation based on problem.
0.3x - 0.3x + 13 = 0.8x - 0.3x Simplify.
13 = 0.5x
13 / 0.5 = 0.5x / 0.5 Solve.
26 = x

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