3x-12+(4x+7)=29

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Solution for 3x-12+(4x+7)=29 equation:


Simplifying
3x + -12 + (4x + 7) = 29

Reorder the terms:
3x + -12 + (7 + 4x) = 29

Remove parenthesis around (7 + 4x)
3x + -12 + 7 + 4x = 29

Reorder the terms:
-12 + 7 + 3x + 4x = 29

Combine like terms: -12 + 7 = -5
-5 + 3x + 4x = 29

Combine like terms: 3x + 4x = 7x
-5 + 7x = 29

Solving
-5 + 7x = 29

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 7x = 29 + 5

Combine like terms: -5 + 5 = 0
0 + 7x = 29 + 5
7x = 29 + 5

Combine like terms: 29 + 5 = 34
7x = 34

Divide each side by '7'.
x = 4.857142857

Simplifying
x = 4.857142857

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