4(3x-5)+2(x-4)=84

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Solution for 4(3x-5)+2(x-4)=84 equation:


Simplifying
4(3x + -5) + 2(x + -4) = 84

Reorder the terms:
4(-5 + 3x) + 2(x + -4) = 84
(-5 * 4 + 3x * 4) + 2(x + -4) = 84
(-20 + 12x) + 2(x + -4) = 84

Reorder the terms:
-20 + 12x + 2(-4 + x) = 84
-20 + 12x + (-4 * 2 + x * 2) = 84
-20 + 12x + (-8 + 2x) = 84

Reorder the terms:
-20 + -8 + 12x + 2x = 84

Combine like terms: -20 + -8 = -28
-28 + 12x + 2x = 84

Combine like terms: 12x + 2x = 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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