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Simplifying
5x2 + -7 = 53
Reorder the terms:
-7 + 5x2 = 53
Solving
-7 + 5x2 = 53
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '7' to each side of the equation.
-7 + 7 + 5x2 = 53 + 7
Combine like terms: -7 + 7 = 0
0 + 5x2 = 53 + 7
5x2 = 53 + 7
Combine like terms: 53 + 7 = 60
5x2 = 60
Divide each side by '5'.
x2 = 12
Simplifying
x2 = 12
Take the square root of each side:
x = {-3.464101615, 3.464101615}
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