150=7x+3(7x-6)

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Solution for 150=7x+3(7x-6) equation:


Simplifying
150 = 7x + 3(7x + -6)

Reorder the terms:
150 = 7x + 3(-6 + 7x)
150 = 7x + (-6 * 3 + 7x * 3)
150 = 7x + (-18 + 21x)

Reorder the terms:
150 = -18 + 7x + 21x

Combine like terms: 7x + 21x = 28x
150 = -18 + 28x

Solving
150 = -18 + 28x

Solving for variable 'x'.

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

Add '-28x' to each side of the equation.
150 + -28x = -18 + 28x + -28x

Combine like terms: 28x + -28x = 0
150 + -28x = -18 + 0
150 + -28x = -18

Add '-150' to each side of the equation.
150 + -150 + -28x = -18 + -150

Combine like terms: 150 + -150 = 0
0 + -28x = -18 + -150
-28x = -18 + -150

Combine like terms: -18 + -150 = -168
-28x = -168

Divide each side by '-28'.
x = 6

Simplifying
x = 6

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