4X^2+7x-40=0

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Solution for 4X^2+7x-40=0 equation:


Simplifying
4X2 + 7x + -40 = 0

Reorder the terms:
-40 + 4X2 + 7x = 0

Solving
-40 + 4X2 + 7x = 0

Solving for variable 'X'.

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

Add '40' to each side of the equation.
-40 + 4X2 + 40 + 7x = 0 + 40

Reorder the terms:
-40 + 40 + 4X2 + 7x = 0 + 40

Combine like terms: -40 + 40 = 0
0 + 4X2 + 7x = 0 + 40
4X2 + 7x = 0 + 40

Combine like terms: 0 + 40 = 40
4X2 + 7x = 40

Add '-7x' to each side of the equation.
4X2 + 7x + -7x = 40 + -7x

Combine like terms: 7x + -7x = 0
4X2 + 0 = 40 + -7x
4X2 = 40 + -7x

Divide each side by '4'.
X2 = 10 + -1.75x

Simplifying
X2 = 10 + -1.75x

Reorder the terms:
-10 + X2 + 1.75x = 10 + -1.75x + -10 + 1.75x

Reorder the terms:
-10 + X2 + 1.75x = 10 + -10 + -1.75x + 1.75x

Combine like terms: 10 + -10 = 0
-10 + X2 + 1.75x = 0 + -1.75x + 1.75x
-10 + X2 + 1.75x = -1.75x + 1.75x

Combine like terms: -1.75x + 1.75x = 0.00
-10 + X2 + 1.75x = 0.00

The solution to this equation could not be determined.

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