9x^2-42x+c=0

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Solution for 9x^2-42x+c=0 equation:


Simplifying
9x2 + -42x + c = 0

Reorder the terms:
c + -42x + 9x2 = 0

Solving
c + -42x + 9x2 = 0

Solving for variable 'c'.

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

Add '42x' to each side of the equation.
c + -42x + 42x + 9x2 = 0 + 42x

Combine like terms: -42x + 42x = 0
c + 0 + 9x2 = 0 + 42x
c + 9x2 = 0 + 42x
Remove the zero:
c + 9x2 = 42x

Add '-9x2' to each side of the equation.
c + 9x2 + -9x2 = 42x + -9x2

Combine like terms: 9x2 + -9x2 = 0
c + 0 = 42x + -9x2
c = 42x + -9x2

Simplifying
c = 42x + -9x2

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