7x-4-2x=16

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Solution for 7x-4-2x=16 equation: 


Simplifying
7x + -4 + -2x = 16

Reorder the terms:
-4 + 7x + -2x = 16

Combine like terms: 7x + -2x = 5x
-4 + 5x = 16

Solving
-4 + 5x = 16

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 5x = 16 + 4

Combine like terms: -4 + 4 = 0
0 + 5x = 16 + 4
5x = 16 + 4

Combine like terms: 16 + 4 = 20
5x = 20

Divide each side by '5'.
x = 4

Simplifying
x = 4

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