3x-50=40

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Solution for 3x-50=40 equation: 


Simplifying
3x + -50 = 40

Reorder the terms:
-50 + 3x = 40

Solving
-50 + 3x = 40

Solving for variable 'x'.

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

Add '50' to each side of the equation.
-50 + 50 + 3x = 40 + 50

Combine like terms: -50 + 50 = 0
0 + 3x = 40 + 50
3x = 40 + 50

Combine like terms: 40 + 50 = 90
3x = 90

Divide each side by '3'.
x = 30

Simplifying
x = 30

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