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Simplifying
0 = -4.9x2 + 169 + 178
Reorder the terms:
0 = 169 + 178 + -4.9x2
Combine like terms: 169 + 178 = 347
0 = 347 + -4.9x2
Solving
0 = 347 + -4.9x2
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '4.9x2' to each side of the equation.
0 + 4.9x2 = 347 + -4.9x2 + 4.9x2
Remove the zero:
4.9x2 = 347 + -4.9x2 + 4.9x2
Combine like terms: -4.9x2 + 4.9x2 = 0.0
4.9x2 = 347 + 0.0
4.9x2 = 347
Divide each side by '4.9'.
x2 = 70.81632653
Simplifying
x2 = 70.81632653
Take the square root of each side:
x = {-8.4152437, 8.4152437}
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