4x-1(2)+3x+1(2)=84

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Solution for 4x-1(2)+3x+1(2)=84 equation: 


Simplifying
4x + -1(2) + 3x + 1(2) = 84

Multiply -1 * 2
4x + -2 + 3x + 1(2) = 84

Multiply 1 * 2
4x + -2 + 3x + 2 = 84

Reorder the terms:
-2 + 2 + 4x + 3x = 84

Combine like terms: -2 + 2 = 0
0 + 4x + 3x = 84
4x + 3x = 84

Combine like terms: 4x + 3x = 7x
7x = 84

Solving
7x = 84

Solving for variable 'x'.

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

Divide each side by '7'.
x = 12

Simplifying
x = 12

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