0=-4.9(x-1.25)2+9

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Solution for 0=-4.9(x-1.25)2+9 equation: 


Simplifying
0 = -4.9(x + -1.25) * 2 + 9

Reorder the terms:
0 = -4.9(-1.25 + x) * 2 + 9

Reorder the terms for easier multiplication:
0 = -4.9 * 2(-1.25 + x) + 9

Multiply -4.9 * 2
0 = -9.8(-1.25 + x) + 9
0 = (-1.25 * -9.8 + x * -9.8) + 9
0 = (12.25 + -9.8x) + 9

Reorder the terms:
0 = 12.25 + 9 + -9.8x

Combine like terms: 12.25 + 9 = 21.25
0 = 21.25 + -9.8x

Solving
0 = 21.25 + -9.8x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '9.8x' to each side of the equation.
0 + 9.8x = 21.25 + -9.8x + 9.8x
Remove the zero:
9.8x = 21.25 + -9.8x + 9.8x

Combine like terms: -9.8x + 9.8x = 0.0
9.8x = 21.25 + 0.0
9.8x = 21.25

Divide each side by '9.8'.
x = 2.168367347

Simplifying
x = 2.168367347

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