2x+4(3x+-7)=84

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Solution for 2x+4(3x+-7)=84 equation:


Simplifying
2x + 4(3x + -7) = 84

Reorder the terms:
2x + 4(-7 + 3x) = 84
2x + (-7 * 4 + 3x * 4) = 84
2x + (-28 + 12x) = 84

Reorder the terms:
-28 + 2x + 12x = 84

Combine like terms: 2x + 12x = 14x
-28 + 14x = 84

Solving
-28 + 14x = 84

Solving for variable 'x'.

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

Add '28' to each side of the equation.
-28 + 28 + 14x = 84 + 28

Combine like terms: -28 + 28 = 0
0 + 14x = 84 + 28
14x = 84 + 28

Combine like terms: 84 + 28 = 112
14x = 112

Divide each side by '14'.
x = 8

Simplifying
x = 8

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