7x+13=20-4x

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Solution for 7x+13=20-4x equation:


Simplifying
7x + 13 = 20 + -4x

Reorder the terms:
13 + 7x = 20 + -4x

Solving
13 + 7x = 20 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
13 + 7x + 4x = 20 + -4x + 4x

Combine like terms: 7x + 4x = 11x
13 + 11x = 20 + -4x + 4x

Combine like terms: -4x + 4x = 0
13 + 11x = 20 + 0
13 + 11x = 20

Add '-13' to each side of the equation.
13 + -13 + 11x = 20 + -13

Combine like terms: 13 + -13 = 0
0 + 11x = 20 + -13
11x = 20 + -13

Combine like terms: 20 + -13 = 7
11x = 7

Divide each side by '11'.
x = 0.6363636364

Simplifying
x = 0.6363636364

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