140-3x=42+20

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Solution for 140-3x=42+20 equation: 


Simplifying
140 + -3x = 42 + 20

Combine like terms: 42 + 20 = 62
140 + -3x = 62

Solving
140 + -3x = 62

Solving for variable 'x'.

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

Add '-140' to each side of the equation.
140 + -140 + -3x = 62 + -140

Combine like terms: 140 + -140 = 0
0 + -3x = 62 + -140
-3x = 62 + -140

Combine like terms: 62 + -140 = -78
-3x = -78

Divide each side by '-3'.
x = 26

Simplifying
x = 26

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