3(x+1)+4=16

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Solution for 3(x+1)+4=16 equation: 


Simplifying
3(x + 1) + 4 = 16

Reorder the terms:
3(1 + x) + 4 = 16
(1 * 3 + x * 3) + 4 = 16
(3 + 3x) + 4 = 16

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

Combine like terms: 3 + 4 = 7
7 + 3x = 16

Solving
7 + 3x = 16

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 3x = 16 + -7

Combine like terms: 7 + -7 = 0
0 + 3x = 16 + -7
3x = 16 + -7

Combine like terms: 16 + -7 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

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