78-3x=15+20

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Solution for 78-3x=15+20 equation: 


Simplifying
78 + -3x = 15 + 20

Combine like terms: 15 + 20 = 35
78 + -3x = 35

Solving
78 + -3x = 35

Solving for variable 'x'.

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

Add '-78' to each side of the equation.
78 + -78 + -3x = 35 + -78

Combine like terms: 78 + -78 = 0
0 + -3x = 35 + -78
-3x = 35 + -78

Combine like terms: 35 + -78 = -43
-3x = -43

Divide each side by '-3'.
x = 14.33333333

Simplifying
x = 14.33333333

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