138=5x+3(-7x+14)

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Solution for 138=5x+3(-7x+14) equation:


Simplifying
138 = 5x + 3(-7x + 14)

Reorder the terms:
138 = 5x + 3(14 + -7x)
138 = 5x + (14 * 3 + -7x * 3)
138 = 5x + (42 + -21x)

Reorder the terms:
138 = 42 + 5x + -21x

Combine like terms: 5x + -21x = -16x
138 = 42 + -16x

Solving
138 = 42 + -16x

Solving for variable 'x'.

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

Add '16x' to each side of the equation.
138 + 16x = 42 + -16x + 16x

Combine like terms: -16x + 16x = 0
138 + 16x = 42 + 0
138 + 16x = 42

Add '-138' to each side of the equation.
138 + -138 + 16x = 42 + -138

Combine like terms: 138 + -138 = 0
0 + 16x = 42 + -138
16x = 42 + -138

Combine like terms: 42 + -138 = -96
16x = -96

Divide each side by '16'.
x = -6

Simplifying
x = -6

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