-2x+7x-100=45

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Solution for -2x+7x-100=45 equation:


Simplifying
-2x + 7x + -100 = 45

Reorder the terms:
-100 + -2x + 7x = 45

Combine like terms: -2x + 7x = 5x
-100 + 5x = 45

Solving
-100 + 5x = 45

Solving for variable 'x'.

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

Add '100' to each side of the equation.
-100 + 100 + 5x = 45 + 100

Combine like terms: -100 + 100 = 0
0 + 5x = 45 + 100
5x = 45 + 100

Combine like terms: 45 + 100 = 145
5x = 145

Divide each side by '5'.
x = 29

Simplifying
x = 29

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