7-3(x+5)=-2(x+3)-15

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Solution for 7-3(x+5)=-2(x+3)-15 equation:


Simplifying
7 + -3(x + 5) = -2(x + 3) + -15

Reorder the terms:
7 + -3(5 + x) = -2(x + 3) + -15
7 + (5 * -3 + x * -3) = -2(x + 3) + -15
7 + (-15 + -3x) = -2(x + 3) + -15

Combine like terms: 7 + -15 = -8
-8 + -3x = -2(x + 3) + -15

Reorder the terms:
-8 + -3x = -2(3 + x) + -15
-8 + -3x = (3 * -2 + x * -2) + -15
-8 + -3x = (-6 + -2x) + -15

Reorder the terms:
-8 + -3x = -6 + -15 + -2x

Combine like terms: -6 + -15 = -21
-8 + -3x = -21 + -2x

Solving
-8 + -3x = -21 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-8 + -3x + 2x = -21 + -2x + 2x

Combine like terms: -3x + 2x = -1x
-8 + -1x = -21 + -2x + 2x

Combine like terms: -2x + 2x = 0
-8 + -1x = -21 + 0
-8 + -1x = -21

Add '8' to each side of the equation.
-8 + 8 + -1x = -21 + 8

Combine like terms: -8 + 8 = 0
0 + -1x = -21 + 8
-1x = -21 + 8

Combine like terms: -21 + 8 = -13
-1x = -13

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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