0.78+0.09=x

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Solution for 0.78+0.09=x equation:


Simplifying
0.78 + 0.09 = x

Combine like terms: 0.78 + 0.09 = 0.87
0.87 = x

Solving
0.87 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
0.87 + -1x = x + -1x

Combine like terms: x + -1x = 0
0.87 + -1x = 0

Add '-0.87' to each side of the equation.
0.87 + -0.87 + -1x = 0 + -0.87

Combine like terms: 0.87 + -0.87 = 0.00
0.00 + -1x = 0 + -0.87
-1x = 0 + -0.87

Combine like terms: 0 + -0.87 = -0.87
-1x = -0.87

Divide each side by '-1'.
x = 0.87

Simplifying
x = 0.87

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