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Simplifying
-15x2 + 5 = -45
Reorder the terms:
5 + -15x2 = -45
Solving
5 + -15x2 = -45
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-5' to each side of the equation.
5 + -5 + -15x2 = -45 + -5
Combine like terms: 5 + -5 = 0
0 + -15x2 = -45 + -5
-15x2 = -45 + -5
Combine like terms: -45 + -5 = -50
-15x2 = -50
Divide each side by '-15'.
x2 = 3.333333333
Simplifying
x2 = 3.333333333
Take the square root of each side:
x = {-1.825741858, 1.825741858}
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