300+6x=840

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Solution for 300+6x=840 equation: 


Simplifying
300 + 6x = 840

Solving
300 + 6x = 840

Solving for variable 'x'.

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

Add '-300' to each side of the equation.
300 + -300 + 6x = 840 + -300

Combine like terms: 300 + -300 = 0
0 + 6x = 840 + -300
6x = 840 + -300

Combine like terms: 840 + -300 = 540
6x = 540

Divide each side by '6'.
x = 90

Simplifying
x = 90

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