(4a-b)(5a-b)=

Simple and best practice solution for (4a-b)(5a-b)= 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 (4a-b)(5a-b)= equation:


Simplifying
(4a + -1b)(5a + -1b) = 0

Multiply (4a + -1b) * (5a + -1b)
(4a * (5a + -1b) + -1b * (5a + -1b)) = 0
((5a * 4a + -1b * 4a) + -1b * (5a + -1b)) = 0

Reorder the terms:
((-4ab + 20a2) + -1b * (5a + -1b)) = 0
((-4ab + 20a2) + -1b * (5a + -1b)) = 0
(-4ab + 20a2 + (5a * -1b + -1b * -1b)) = 0
(-4ab + 20a2 + (-5ab + 1b2)) = 0

Reorder the terms:
(-4ab + -5ab + 20a2 + 1b2) = 0

Combine like terms: -4ab + -5ab = -9ab
(-9ab + 20a2 + 1b2) = 0

Solving
-9ab + 20a2 + 1b2 = 0

Solving for variable 'a'.

Factor a trinomial.
(4a + -1b)(5a + -1b) = 0

Subproblem 1

Set the factor '(4a + -1b)' equal to zero and attempt to solve: Simplifying 4a + -1b = 0 Solving 4a + -1b = 0 Move all terms containing a to the left, all other terms to the right. Add 'b' to each side of the equation. 4a + -1b + b = 0 + b Combine like terms: -1b + b = 0 4a + 0 = 0 + b 4a = 0 + b Remove the zero: 4a = b Divide each side by '4'. a = 0.25b Simplifying a = 0.25b

Subproblem 2

Set the factor '(5a + -1b)' equal to zero and attempt to solve: Simplifying 5a + -1b = 0 Solving 5a + -1b = 0 Move all terms containing a to the left, all other terms to the right. Add 'b' to each side of the equation. 5a + -1b + b = 0 + b Combine like terms: -1b + b = 0 5a + 0 = 0 + b 5a = 0 + b Remove the zero: 5a = b Divide each side by '5'. a = 0.2b Simplifying a = 0.2b

Solution

a = {0.25b, 0.2b}

See similar equations:

| 4/5-2=8 | | 3n+18=n*n | | 80v^2-125=0 | | 0.7058823529= | | 3n-2n=16 | | 3/7*63 | | 3f^2-7f-6=0 | | 3j^2-135j=0 | | z^2+9z=0 | | 7m-6m=17 | | 5(6n-3)=-195 | | 16y=15y+105 | | 2(5t+13)=-24 | | -2(2+5x)=-84 | | 12-d-6d^2=0 | | 11+2r=-(4-r) | | -7(-a-5)=91 | | -2(-2+6x)=100 | | 434/ | | 4n^2+11n+6=0 | | 12-d-6d^2=9 | | 14k=-1092 | | 5+22y=110 | | 2(4+5p)=88 | | y-3(-4)=11 | | 3d^2-16d+13=0 | | 6(-3v+7)=132 | | 345lbs=kg | | X/6-5=(13) | | -10-5x=-60 | | 2x-32=-6x | | 75+6(x)+11=180 |

Equations solver categories