3x-40=3(3x+4)+8

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Solution for 3x-40=3(3x+4)+8 equation:


Simplifying
3x + -40 = 3(3x + 4) + 8

Reorder the terms:
-40 + 3x = 3(3x + 4) + 8

Reorder the terms:
-40 + 3x = 3(4 + 3x) + 8
-40 + 3x = (4 * 3 + 3x * 3) + 8
-40 + 3x = (12 + 9x) + 8

Reorder the terms:
-40 + 3x = 12 + 8 + 9x

Combine like terms: 12 + 8 = 20
-40 + 3x = 20 + 9x

Solving
-40 + 3x = 20 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-40 + 3x + -9x = 20 + 9x + -9x

Combine like terms: 3x + -9x = -6x
-40 + -6x = 20 + 9x + -9x

Combine like terms: 9x + -9x = 0
-40 + -6x = 20 + 0
-40 + -6x = 20

Add '40' to each side of the equation.
-40 + 40 + -6x = 20 + 40

Combine like terms: -40 + 40 = 0
0 + -6x = 20 + 40
-6x = 20 + 40

Combine like terms: 20 + 40 = 60
-6x = 60

Divide each side by '-6'.
x = -10

Simplifying
x = -10

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