7x-2x-5=-45+15

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Solution for 7x-2x-5=-45+15 equation: 


Simplifying
7x + -2x + -5 = -45 + 15

Reorder the terms:
-5 + 7x + -2x = -45 + 15

Combine like terms: 7x + -2x = 5x
-5 + 5x = -45 + 15

Combine like terms: -45 + 15 = -30
-5 + 5x = -30

Solving
-5 + 5x = -30

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '5' to each side of the equation.
-5 + 5 + 5x = -30 + 5

Combine like terms: -5 + 5 = 0
0 + 5x = -30 + 5
5x = -30 + 5

Combine like terms: -30 + 5 = -25
5x = -25

Divide each side by '5'.
x = -5

Simplifying
x = -5

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