(7-x)(5v+9)=0

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Solution for (7-x)(5v+9)=0 equation:


Simplifying
(7 + -1x)(5v + 9) = 0

Reorder the terms:
(7 + -1x)(9 + 5v) = 0

Multiply (7 + -1x) * (9 + 5v)
(7(9 + 5v) + -1x * (9 + 5v)) = 0
((9 * 7 + 5v * 7) + -1x * (9 + 5v)) = 0
((63 + 35v) + -1x * (9 + 5v)) = 0
(63 + 35v + (9 * -1x + 5v * -1x)) = 0

Reorder the terms:
(63 + 35v + (-5vx + -9x)) = 0
(63 + 35v + (-5vx + -9x)) = 0
(63 + 35v + -5vx + -9x) = 0

Solving
63 + 35v + -5vx + -9x = 0

Solving for variable 'v'.

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

Add '-63' to each side of the equation.
63 + 35v + -5vx + -63 + -9x = 0 + -63

Reorder the terms:
63 + -63 + 35v + -5vx + -9x = 0 + -63

Combine like terms: 63 + -63 = 0
0 + 35v + -5vx + -9x = 0 + -63
35v + -5vx + -9x = 0 + -63

Combine like terms: 0 + -63 = -63
35v + -5vx + -9x = -63

Add '9x' to each side of the equation.
35v + -5vx + -9x + 9x = -63 + 9x

Combine like terms: -9x + 9x = 0
35v + -5vx + 0 = -63 + 9x
35v + -5vx = -63 + 9x

Reorder the terms:
63 + 35v + -5vx + -9x = -63 + 9x + 63 + -9x

Reorder the terms:
63 + 35v + -5vx + -9x = -63 + 63 + 9x + -9x

Combine like terms: -63 + 63 = 0
63 + 35v + -5vx + -9x = 0 + 9x + -9x
63 + 35v + -5vx + -9x = 9x + -9x

Combine like terms: 9x + -9x = 0
63 + 35v + -5vx + -9x = 0

The solution to this equation could not be determined.

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