-3x-8=7(x+3)

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Solution for -3x-8=7(x+3) equation:


Simplifying
-3x + -8 = 7(x + 3)

Reorder the terms:
-8 + -3x = 7(x + 3)

Reorder the terms:
-8 + -3x = 7(3 + x)
-8 + -3x = (3 * 7 + x * 7)
-8 + -3x = (21 + 7x)

Solving
-8 + -3x = 21 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-8 + -3x + -7x = 21 + 7x + -7x

Combine like terms: -3x + -7x = -10x
-8 + -10x = 21 + 7x + -7x

Combine like terms: 7x + -7x = 0
-8 + -10x = 21 + 0
-8 + -10x = 21

Add '8' to each side of the equation.
-8 + 8 + -10x = 21 + 8

Combine like terms: -8 + 8 = 0
0 + -10x = 21 + 8
-10x = 21 + 8

Combine like terms: 21 + 8 = 29
-10x = 29

Divide each side by '-10'.
x = -2.9

Simplifying
x = -2.9

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