7x+3(3x-14)=86

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Solution for 7x+3(3x-14)=86 equation:


Simplifying
7x + 3(3x + -14) = 86

Reorder the terms:
7x + 3(-14 + 3x) = 86
7x + (-14 * 3 + 3x * 3) = 86
7x + (-42 + 9x) = 86

Reorder the terms:
-42 + 7x + 9x = 86

Combine like terms: 7x + 9x = 16x
-42 + 16x = 86

Solving
-42 + 16x = 86

Solving for variable 'x'.

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

Add '42' to each side of the equation.
-42 + 42 + 16x = 86 + 42

Combine like terms: -42 + 42 = 0
0 + 16x = 86 + 42
16x = 86 + 42

Combine like terms: 86 + 42 = 128
16x = 128

Divide each side by '16'.
x = 8

Simplifying
x = 8

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