x+3+4+2x=x+20

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Solution for x+3+4+2x=x+20 equation:


Simplifying
x + 3 + 4 + 2x = x + 20

Reorder the terms:
3 + 4 + x + 2x = x + 20

Combine like terms: 3 + 4 = 7
7 + x + 2x = x + 20

Combine like terms: x + 2x = 3x
7 + 3x = x + 20

Reorder the terms:
7 + 3x = 20 + x

Solving
7 + 3x = 20 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
7 + 3x + -1x = 20 + x + -1x

Combine like terms: 3x + -1x = 2x
7 + 2x = 20 + x + -1x

Combine like terms: x + -1x = 0
7 + 2x = 20 + 0
7 + 2x = 20

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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