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Simplifying
0.2x2 + 80 = 1500
Reorder the terms:
80 + 0.2x2 = 1500
Solving
80 + 0.2x2 = 1500
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-80' to each side of the equation.
80 + -80 + 0.2x2 = 1500 + -80
Combine like terms: 80 + -80 = 0
0 + 0.2x2 = 1500 + -80
0.2x2 = 1500 + -80
Combine like terms: 1500 + -80 = 1420
0.2x2 = 1420
Divide each side by '0.2'.
x2 = 7100
Simplifying
x2 = 7100
Take the square root of each side:
x = {-84.261497732, 84.261497732}
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