7x-20=-x+2(x+5)

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Solution for 7x-20=-x+2(x+5) equation:


Simplifying
7x + -20 = -1x + 2(x + 5)

Reorder the terms:
-20 + 7x = -1x + 2(x + 5)

Reorder the terms:
-20 + 7x = -1x + 2(5 + x)
-20 + 7x = -1x + (5 * 2 + x * 2)
-20 + 7x = -1x + (10 + 2x)

Reorder the terms:
-20 + 7x = 10 + -1x + 2x

Combine like terms: -1x + 2x = 1x
-20 + 7x = 10 + 1x

Solving
-20 + 7x = 10 + 1x

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.
-20 + 7x + -1x = 10 + 1x + -1x

Combine like terms: 7x + -1x = 6x
-20 + 6x = 10 + 1x + -1x

Combine like terms: 1x + -1x = 0
-20 + 6x = 10 + 0
-20 + 6x = 10

Add '20' to each side of the equation.
-20 + 20 + 6x = 10 + 20

Combine like terms: -20 + 20 = 0
0 + 6x = 10 + 20
6x = 10 + 20

Combine like terms: 10 + 20 = 30
6x = 30

Divide each side by '6'.
x = 5

Simplifying
x = 5

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