-2x+7=20

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Solution for -2x+7=20 equation: 


Simplifying
-2x + 7 = 20

Reorder the terms:
7 + -2x = 20

Solving
7 + -2x = 20

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + -2x = 20 + -7

Combine like terms: 7 + -7 = 0
0 + -2x = 20 + -7
-2x = 20 + -7

Combine like terms: 20 + -7 = 13
-2x = 13

Divide each side by '-2'.
x = -6.5

Simplifying
x = -6.5

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