If 13y + 25 = 64, what is the value of 4y - 7?

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2 Answers

13y+25=64

13y=64-25=39

y=39/13=3

-------

4y=4*3=12

4y-7=12-7=5
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write a problem that can be modeled by the equation 2x+40=60.then solve the equation and explain the solution in the context of the problem.
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