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

Simple and best practice solution for (5v-7)(9+v)=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

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


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

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

Multiply (-7 + 5v) * (9 + v)
(-7(9 + v) + 5v * (9 + v)) = 0
((9 * -7 + v * -7) + 5v * (9 + v)) = 0
((-63 + -7v) + 5v * (9 + v)) = 0
(-63 + -7v + (9 * 5v + v * 5v)) = 0
(-63 + -7v + (45v + 5v2)) = 0

Combine like terms: -7v + 45v = 38v
(-63 + 38v + 5v2) = 0

Solving
-63 + 38v + 5v2 = 0

Solving for variable 'v'.

Factor a trinomial.
(-9 + -1v)(7 + -5v) = 0


Subproblem 1
Set the factor '(-9 + -1v)' equal to zero and attempt to solve:

Simplifying
-9 + -1v = 0

Solving
-9 + -1v = 0

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

Add '9' to each side of the equation.
-9 + 9 + -1v = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -1v = 0 + 9
-1v = 0 + 9

Combine like terms: 0 + 9 = 9
-1v = 9

Divide each side by '-1'.
v = -9

Simplifying
v = -9

Subproblem 2
Set the factor '(7 + -5v)' equal to zero and attempt to solve:

Simplifying
7 + -5v = 0

Solving
7 + -5v = 0

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

Add '-7' to each side of the equation.
7 + -7 + -5v = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -5v = 0 + -7
-5v = 0 + -7

Combine like terms: 0 + -7 = -7
-5v = -7

Divide each side by '-5'.
v = 1.4

Simplifying
v = 1.4
Solution
v = {-9, 1.4}

See similar equations:

| (9x+8)=9 | | 7x-16=40 | | 3.1x=2.3x+6.4 | | 5x-15=2x-8 | | (9x+8)2=9 | | 13x-(5x-3)=27 | | 6(2x-7)-2(x+3)-16= | | 5(x+4)+3=7x-2(x-5) | | 4x^2=60 | | 10x-38=4x+a | | 4x-3y=7 | | 6(2x-5)-4(x+4)-16x= | | 4(3x-9)=20(x+4) | | 7-0.3x=4 | | 24x-18-16x=4(2x-5)+2 | | 34-5x=15+4x | | 7(x+3)-8=4x+3(3+x) | | 4x+y=-1 | | 80-5x=13x+18 | | 1xy^2-2x+5xy^2= | | 5(3x-8)-4(x+1)-18x= | | -4p+5+5p=12 | | 4x-1x+140=40 | | 5x^2+3x=8x | | -21=-7z | | 11-9x=159-37x | | B=qn+q | | x^2=-3x+18 | | 3(x-3)-15=0 | | 4(6z+1)-7=189 | | 27x+12=3(7x+7)+6x-9 | | 11x-(2x-7)=79 |

Equations solver categories