x+4-2(x-1)=7

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Solution for x+4-2(x-1)=7 equation:


Simplifying
x + 4 + -2(x + -1) = 7

Reorder the terms:
x + 4 + -2(-1 + x) = 7
x + 4 + (-1 * -2 + x * -2) = 7
x + 4 + (2 + -2x) = 7

Reorder the terms:
4 + 2 + x + -2x = 7

Combine like terms: 4 + 2 = 6
6 + x + -2x = 7

Combine like terms: x + -2x = -1x
6 + -1x = 7

Solving
6 + -1x = 7

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + -1x = 7 + -6

Combine like terms: 6 + -6 = 0
0 + -1x = 7 + -6
-1x = 7 + -6

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

Divide each side by '-1'.
x = -1

Simplifying
x = -1

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