-(5+2x)=7+x

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


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

Solving
-5 + -2x = 7 + 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.
-5 + -2x + -1x = 7 + x + -1x

Combine like terms: -2x + -1x = -3x
-5 + -3x = 7 + x + -1x

Combine like terms: x + -1x = 0
-5 + -3x = 7 + 0
-5 + -3x = 7

Add '5' to each side of the equation.
-5 + 5 + -3x = 7 + 5

Combine like terms: -5 + 5 = 0
0 + -3x = 7 + 5
-3x = 7 + 5

Combine like terms: 7 + 5 = 12
-3x = 12

Divide each side by '-3'.
x = -4

Simplifying
x = -4

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