(3x+4)+(50-x)=70

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Solution for (3x+4)+(50-x)=70 equation:


Simplifying
(3x + 4) + (50 + -1x) = 70

Reorder the terms:
(4 + 3x) + (50 + -1x) = 70

Remove parenthesis around (4 + 3x)
4 + 3x + (50 + -1x) = 70

Remove parenthesis around (50 + -1x)
4 + 3x + 50 + -1x = 70

Reorder the terms:
4 + 50 + 3x + -1x = 70

Combine like terms: 4 + 50 = 54
54 + 3x + -1x = 70

Combine like terms: 3x + -1x = 2x
54 + 2x = 70

Solving
54 + 2x = 70

Solving for variable 'x'.

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

Add '-54' to each side of the equation.
54 + -54 + 2x = 70 + -54

Combine like terms: 54 + -54 = 0
0 + 2x = 70 + -54
2x = 70 + -54

Combine like terms: 70 + -54 = 16
2x = 16

Divide each side by '2'.
x = 8

Simplifying
x = 8

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