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Simplifying
15 + -9x2 = 10
Solving
15 + -9x2 = 10
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-15' to each side of the equation.
15 + -15 + -9x2 = 10 + -15
Combine like terms: 15 + -15 = 0
0 + -9x2 = 10 + -15
-9x2 = 10 + -15
Combine like terms: 10 + -15 = -5
-9x2 = -5
Divide each side by '-9'.
x2 = 0.5555555556
Simplifying
x2 = 0.5555555556
Take the square root of each side:
x = {-0.745355993, 0.745355993}
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