-2(x+3)-1=7

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


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

Reorder the terms:
-2(3 + x) + -1 = 7
(3 * -2 + x * -2) + -1 = 7
(-6 + -2x) + -1 = 7

Reorder the terms:
-6 + -1 + -2x = 7

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

Solving
-7 + -2x = 7

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 + -2x = 7 + 7

Combine like terms: -7 + 7 = 0
0 + -2x = 7 + 7
-2x = 7 + 7

Combine like terms: 7 + 7 = 14
-2x = 14

Divide each side by '-2'.
x = -7

Simplifying
x = -7

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