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Simplifying
0.5x2 + -5 = 13
Reorder the terms:
-5 + 0.5x2 = 13
Solving
-5 + 0.5x2 = 13
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 + 0.5x2 = 13 + 5
Combine like terms: -5 + 5 = 0
0 + 0.5x2 = 13 + 5
0.5x2 = 13 + 5
Combine like terms: 13 + 5 = 18
0.5x2 = 18
Divide each side by '0.5'.
x2 = 36
Simplifying
x2 = 36
Take the square root of each side:
x = {-6, 6}
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