(5v-8)(7-v)=0

Simple and best practice solution for (5v-8)(7-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-8)(7-v)=0 equation: 


Simplifying
(5v + -8)(7 + -1v) = 0

Reorder the terms:
(-8 + 5v)(7 + -1v) = 0

Multiply (-8 + 5v) * (7 + -1v)
(-8(7 + -1v) + 5v * (7 + -1v)) = 0
((7 * -8 + -1v * -8) + 5v * (7 + -1v)) = 0
((-56 + 8v) + 5v * (7 + -1v)) = 0
(-56 + 8v + (7 * 5v + -1v * 5v)) = 0
(-56 + 8v + (35v + -5v2)) = 0

Combine like terms: 8v + 35v = 43v
(-56 + 43v + -5v2) = 0

Solving
-56 + 43v + -5v2 = 0

Solving for variable 'v'.

Factor a trinomial.
(-7 + v)(8 + -5v) = 0


Subproblem 1
Set the factor '(-7 + v)' equal to zero and attempt to solve:

Simplifying
-7 + v = 0

Solving
-7 + v = 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 + v = 0 + 7

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

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

Simplifying
v = 7

Subproblem 2
Set the factor '(8 + -5v)' equal to zero and attempt to solve:

Simplifying
8 + -5v = 0

Solving
8 + -5v = 0

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

Add '-8' to each side of the equation.
8 + -8 + -5v = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -5v = 0 + -8
-5v = 0 + -8

Combine like terms: 0 + -8 = -8
-5v = -8

Divide each side by '-5'.
v = 1.6

Simplifying
v = 1.6
Solution
v = {7, 1.6}

See similar equations:

| 28x^2y^2-49x^2y=0 | | 24x-40xy=0 | | 18x+24y=0 | | (y-3)(y^2-2y+7)= | | 4y^2(y^2+3y)= | | 3(2x-5)+2x=-7-(8-7x)+x | | 8x^2+21x-9= | | 0.02(3-0.06)-0.04(0.06+2)=0.34 | | 1#3= | | 12.5=5x | | 0.02(3-x)-0.04(x+2)=0.34 | | d=-16t^2+472 | | 3y=8x-24 | | 7-z=-z | | 2y=10-5x | | x(x^2)= | | 3(2*9-4)=7(2*9-12) | | Y=24+8x | | x+y(x^2+6xy+y^2)= | | Y=8x+24 | | -3p^2-6p+72= | | y=6(-2)-12 | | 2(u+2)-8u=22 | | P=0.178(2050)-345.1 | | P=0.178(2040)-345.1 | | P=0.178(2030)-345.1 | | P=0.178(2020)-345.1 | | P=0.178(2010)-345.1 | | 3x^5-5x-4=0 | | (2x+-2)(x-5)= | | 7a=2-b | | 14(0.3n+0.31)=5.18-(0.4+4.22n) |

Equations solver categories