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

Solution for 2(x+1)-(3+x)=-7 equation:

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

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

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

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

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

Solving
-1 + 1x = -7

Solving for variable 'x'.

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

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

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

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

Divide each side by '1'.
x = -6

Simplifying
x = -6