5+8=2x+20

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Solution for 5+8=2x+20 equation:


Simplifying
5 + 8 = 2x + 20

Combine like terms: 5 + 8 = 13
13 = 2x + 20

Reorder the terms:
13 = 20 + 2x

Solving
13 = 20 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
13 + -2x = 20 + 2x + -2x

Combine like terms: 2x + -2x = 0
13 + -2x = 20 + 0
13 + -2x = 20

Add '-13' to each side of the equation.
13 + -13 + -2x = 20 + -13

Combine like terms: 13 + -13 = 0
0 + -2x = 20 + -13
-2x = 20 + -13

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

Divide each side by '-2'.
x = -3.5

Simplifying
x = -3.5

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