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Simplifying
10x2 + -10 = 630
Reorder the terms:
-10 + 10x2 = 630
Solving
-10 + 10x2 = 630
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '10' to each side of the equation.
-10 + 10 + 10x2 = 630 + 10
Combine like terms: -10 + 10 = 0
0 + 10x2 = 630 + 10
10x2 = 630 + 10
Combine like terms: 630 + 10 = 640
10x2 = 640
Divide each side by '10'.
x2 = 64
Simplifying
x2 = 64
Take the square root of each side:
x = {-8, 8}
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