2x-(x+7)=-3

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Solution for 2x-(x+7)=-3 equation:


Simplifying
2x + -1(x + 7) = -3

Reorder the terms:
2x + -1(7 + x) = -3
2x + (7 * -1 + x * -1) = -3
2x + (-7 + -1x) = -3

Reorder the terms:
-7 + 2x + -1x = -3

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

Solving
-7 + 1x = -3

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 1x = -3 + 7

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

Combine like terms: -3 + 7 = 4
1x = 4

Divide each side by '1'.
x = 4

Simplifying
x = 4

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