840=8x+240

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Solution for 840=8x+240 equation:


Simplifying
840 = 8x + 240

Reorder the terms:
840 = 240 + 8x

Solving
840 = 240 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
840 + -8x = 240 + 8x + -8x

Combine like terms: 8x + -8x = 0
840 + -8x = 240 + 0
840 + -8x = 240

Add '-840' to each side of the equation.
840 + -840 + -8x = 240 + -840

Combine like terms: 840 + -840 = 0
0 + -8x = 240 + -840
-8x = 240 + -840

Combine like terms: 240 + -840 = -600
-8x = -600

Divide each side by '-8'.
x = 75

Simplifying
x = 75

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