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Simplifying
5x * 2x + -1x * x = 38
Reorder the terms for easier multiplication:
5 * 2x * x + -1x * x = 38
Multiply 5 * 2
10x * x + -1x * x = 38
Multiply x * x
10x2 + -1x * x = 38
Multiply x * x
10x2 + -1x2 = 38
Combine like terms: 10x2 + -1x2 = 9x2
9x2 = 38
Solving
9x2 = 38
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Divide each side by '9'.
x2 = 4.222222222
Simplifying
x2 = 4.222222222
Take the square root of each side:
x = {-2.054804668, 2.054804668}
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