rx^2+6x-40=0

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Solution for rx^2+6x-40=0 equation:


Simplifying
rx2 + 6x + -40 = 0

Reorder the terms:
-40 + rx2 + 6x = 0

Solving
-40 + rx2 + 6x = 0

Solving for variable 'r'.

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

Add '40' to each side of the equation.
-40 + rx2 + 40 + 6x = 0 + 40

Reorder the terms:
-40 + 40 + rx2 + 6x = 0 + 40

Combine like terms: -40 + 40 = 0
0 + rx2 + 6x = 0 + 40
rx2 + 6x = 0 + 40

Combine like terms: 0 + 40 = 40
rx2 + 6x = 40

Add '-6x' to each side of the equation.
rx2 + 6x + -6x = 40 + -6x

Combine like terms: 6x + -6x = 0
rx2 + 0 = 40 + -6x
rx2 = 40 + -6x

Divide each side by 'x2'.
r = 40x-2 + -6x-1

Simplifying
r = 40x-2 + -6x-1

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