x-4+3x+7=50

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Solution for x-4+3x+7=50 equation:


Simplifying
x + -4 + 3x + 7 = 50

Reorder the terms:
-4 + 7 + x + 3x = 50

Combine like terms: -4 + 7 = 3
3 + x + 3x = 50

Combine like terms: x + 3x = 4x
3 + 4x = 50

Solving
3 + 4x = 50

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 4x = 50 + -3

Combine like terms: 3 + -3 = 0
0 + 4x = 50 + -3
4x = 50 + -3

Combine like terms: 50 + -3 = 47
4x = 47

Divide each side by '4'.
x = 11.75

Simplifying
x = 11.75

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