7x-40=-145

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Solution for 7x-40=-145 equation: 



7x-40=-145

We move all terms to the left:

7x-40-(-145)=0

We add all the numbers together, and all the variables

7x+105=0

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

7x=-105

x=-105/7

x=-15

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