-7(x+3)-15=16+4

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Solution for -7(x+3)-15=16+4 equation:


Simplifying
-7(x + 3) + -15 = 16 + 4

Reorder the terms:
-7(3 + x) + -15 = 16 + 4
(3 * -7 + x * -7) + -15 = 16 + 4
(-21 + -7x) + -15 = 16 + 4

Reorder the terms:
-21 + -15 + -7x = 16 + 4

Combine like terms: -21 + -15 = -36
-36 + -7x = 16 + 4

Combine like terms: 16 + 4 = 20
-36 + -7x = 20

Solving
-36 + -7x = 20

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + -7x = 20 + 36

Combine like terms: -36 + 36 = 0
0 + -7x = 20 + 36
-7x = 20 + 36

Combine like terms: 20 + 36 = 56
-7x = 56

Divide each side by '-7'.
x = -8

Simplifying
x = -8

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