SOLUTION: If 12x+7y=19 and 4x-y=3 then what is the value of 8x+8y?
-> SOLUTION: If 12x+7y=19 and 4x-y=3 then what is the value of 8x+8y?
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If 12x+7y=19 and 4x-y=3 then what is the value of 8x+8y?
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Start with the first equation.
Subtract the second equation from the first equation.
Combine like terms.
So the answer is