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Simplifying
8x2 + -2 = 38 + -2
Reorder the terms:
-2 + 8x2 = 38 + -2
Combine like terms: 38 + -2 = 36
-2 + 8x2 = 36
Solving
-2 + 8x2 = 36
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '2' to each side of the equation.
-2 + 2 + 8x2 = 36 + 2
Combine like terms: -2 + 2 = 0
0 + 8x2 = 36 + 2
8x2 = 36 + 2
Combine like terms: 36 + 2 = 38
8x2 = 38
Divide each side by '8'.
x2 = 4.75
Simplifying
x2 = 4.75
Take the square root of each side:
x = {-2.179449472, 2.179449472}
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