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Simplifying
7x2 + 20 = 9603
Reorder the terms:
20 + 7x2 = 9603
Solving
20 + 7x2 = 9603
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-20' to each side of the equation.
20 + -20 + 7x2 = 9603 + -20
Combine like terms: 20 + -20 = 0
0 + 7x2 = 9603 + -20
7x2 = 9603 + -20
Combine like terms: 9603 + -20 = 9583
7x2 = 9583
Divide each side by '7'.
x2 = 1369
Simplifying
x2 = 1369
Take the square root of each side:
x = {-37, 37}
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