30-(x+7)=(x+7)+10

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Solution for 30-(x+7)=(x+7)+10 equation:


Simplifying
30 + -1(x + 7) = (x + 7) + 10

Reorder the terms:
30 + -1(7 + x) = (x + 7) + 10
30 + (7 * -1 + x * -1) = (x + 7) + 10
30 + (-7 + -1x) = (x + 7) + 10

Combine like terms: 30 + -7 = 23
23 + -1x = (x + 7) + 10

Reorder the terms:
23 + -1x = (7 + x) + 10

Remove parenthesis around (7 + x)
23 + -1x = 7 + x + 10

Reorder the terms:
23 + -1x = 7 + 10 + x

Combine like terms: 7 + 10 = 17
23 + -1x = 17 + x

Solving
23 + -1x = 17 + 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.
23 + -1x + -1x = 17 + x + -1x

Combine like terms: -1x + -1x = -2x
23 + -2x = 17 + x + -1x

Combine like terms: x + -1x = 0
23 + -2x = 17 + 0
23 + -2x = 17

Add '-23' to each side of the equation.
23 + -23 + -2x = 17 + -23

Combine like terms: 23 + -23 = 0
0 + -2x = 17 + -23
-2x = 17 + -23

Combine like terms: 17 + -23 = -6
-2x = -6

Divide each side by '-2'.
x = 3

Simplifying
x = 3

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