7x+8x-15=45

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Solution for 7x+8x-15=45 equation: 



7x+8x-15=45

We move all terms to the left:

7x+8x-15-(45)=0

We add all the numbers together, and all the variables

15x-60=0

We move all terms containing x to the left, all other terms to the right

15x=60

x=60/15

x=4

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