245=840-30x

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Solution for 245=840-30x equation:


Simplifying
245 = 840 + -30x

Solving
245 = 840 + -30x

Solving for variable 'x'.

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

Add '30x' to each side of the equation.
245 + 30x = 840 + -30x + 30x

Combine like terms: -30x + 30x = 0
245 + 30x = 840 + 0
245 + 30x = 840

Add '-245' to each side of the equation.
245 + -245 + 30x = 840 + -245

Combine like terms: 245 + -245 = 0
0 + 30x = 840 + -245
30x = 840 + -245

Combine like terms: 840 + -245 = 595
30x = 595

Divide each side by '30'.
x = 19.83333333

Simplifying
x = 19.83333333

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