9x^2-6r-7=0

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Solution for 9x^2-6r-7=0 equation:


Simplifying
9x2 + -6r + -7 = 0

Reorder the terms:
-7 + -6r + 9x2 = 0

Solving
-7 + -6r + 9x2 = 0

Solving for variable 'r'.

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

Add '7' to each side of the equation.
-7 + -6r + 7 + 9x2 = 0 + 7

Reorder the terms:
-7 + 7 + -6r + 9x2 = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -6r + 9x2 = 0 + 7
-6r + 9x2 = 0 + 7

Combine like terms: 0 + 7 = 7
-6r + 9x2 = 7

Add '-9x2' to each side of the equation.
-6r + 9x2 + -9x2 = 7 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-6r + 0 = 7 + -9x2
-6r = 7 + -9x2

Divide each side by '-6'.
r = -1.166666667 + 1.5x2

Simplifying
r = -1.166666667 + 1.5x2

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