2x+8=-3+20

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Solution for 2x+8=-3+20 equation: 


Simplifying
2x + 8 = -3 + 20

Reorder the terms:
8 + 2x = -3 + 20

Combine like terms: -3 + 20 = 17
8 + 2x = 17

Solving
8 + 2x = 17

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 2x = 17 + -8

Combine like terms: 8 + -8 = 0
0 + 2x = 17 + -8
2x = 17 + -8

Combine like terms: 17 + -8 = 9
2x = 9

Divide each side by '2'.
x = 4.5

Simplifying
x = 4.5

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