3x-16+4x-20=20

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Solution for 3x-16+4x-20=20 equation:


Simplifying
3x + -16 + 4x + -20 = 20

Reorder the terms:
-16 + -20 + 3x + 4x = 20

Combine like terms: -16 + -20 = -36
-36 + 3x + 4x = 20

Combine like terms: 3x + 4x = 7x
-36 + 7x = 20

Solving
-36 + 7x = 20

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + 7x = 20 + 36

Combine like terms: -36 + 36 = 0
0 + 7x = 20 + 36
7x = 20 + 36

Combine like terms: 20 + 36 = 56
7x = 56

Divide each side by '7'.
x = 8

Simplifying
x = 8

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