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Simplifying
49x2 + -16 = -7
Reorder the terms:
-16 + 49x2 = -7
Solving
-16 + 49x2 = -7
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '16' to each side of the equation.
-16 + 16 + 49x2 = -7 + 16
Combine like terms: -16 + 16 = 0
0 + 49x2 = -7 + 16
49x2 = -7 + 16
Combine like terms: -7 + 16 = 9
49x2 = 9
Divide each side by '49'.
x2 = 0.1836734694
Simplifying
x2 = 0.1836734694
Take the square root of each side:
x = {-0.428571429, 0.428571429}
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