84-2x+5x=7

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Solution for 84-2x+5x=7 equation: 


Simplifying
84 + -2x + 5x = 7

Combine like terms: -2x + 5x = 3x
84 + 3x = 7

Solving
84 + 3x = 7

Solving for variable 'x'.

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

Add '-84' to each side of the equation.
84 + -84 + 3x = 7 + -84

Combine like terms: 84 + -84 = 0
0 + 3x = 7 + -84
3x = 7 + -84

Combine like terms: 7 + -84 = -77
3x = -77

Divide each side by '3'.
x = -25.66666667

Simplifying
x = -25.66666667

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