(2b-5)(5b-8)=0

Simple and best practice solution for (2b-5)(5b-8)=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 (2b-5)(5b-8)=0 equation:


Simplifying
(2b + -5)(5b + -8) = 0

Reorder the terms:
(-5 + 2b)(5b + -8) = 0

Reorder the terms:
(-5 + 2b)(-8 + 5b) = 0

Multiply (-5 + 2b) * (-8 + 5b)
(-5(-8 + 5b) + 2b * (-8 + 5b)) = 0
((-8 * -5 + 5b * -5) + 2b * (-8 + 5b)) = 0
((40 + -25b) + 2b * (-8 + 5b)) = 0
(40 + -25b + (-8 * 2b + 5b * 2b)) = 0
(40 + -25b + (-16b + 10b2)) = 0

Combine like terms: -25b + -16b = -41b
(40 + -41b + 10b2) = 0

Solving
40 + -41b + 10b2 = 0

Solving for variable 'b'.

Factor a trinomial.
(8 + -5b)(5 + -2b) = 0

Subproblem 1

Set the factor '(8 + -5b)' equal to zero and attempt to solve: Simplifying 8 + -5b = 0 Solving 8 + -5b = 0 Move all terms containing b to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -5b = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -5b = 0 + -8 -5b = 0 + -8 Combine like terms: 0 + -8 = -8 -5b = -8 Divide each side by '-5'. b = 1.6 Simplifying b = 1.6

Subproblem 2

Set the factor '(5 + -2b)' equal to zero and attempt to solve: Simplifying 5 + -2b = 0 Solving 5 + -2b = 0 Move all terms containing b to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -2b = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2b = 0 + -5 -2b = 0 + -5 Combine like terms: 0 + -5 = -5 -2b = -5 Divide each side by '-2'. b = 2.5 Simplifying b = 2.5

Solution

b = {1.6, 2.5}

See similar equations:

| 93+3=57 | | 3x-3=6-3x | | 4/1x•4x | | 0=192+16t+-16t^2 | | h=192+16t+-16t^2 | | 4/7x-2x=23/14 | | d/20-d/24=1/4 | | 34-7y=22-4y | | 4x-4+6-2x=24 | | 5x^2-10=15x | | 2(d+-1)=-4 | | 16x^2-19x-20=0 | | 4x/7-2x=23/14 | | 2x^2-sqrt(3)x-1= | | y+7=-2(x+5) | | -3q+7=4 | | Cos(theta)=3/7 | | 3x+17=y | | -1(p-3)=15 | | S=2t-8 | | -3(x+5)+3=7(x+2)+8 | | a/4=1.5 | | Y-1=5/6x | | f(x)=-4x^2-2x-3 | | 0.1x-0.7(6-x)=-1.4 | | G=5/3(p-10) | | 6x^2=7-3x | | 3x^3+2x^2+7x+20=0 | | (t-9)(t+81)=0 | | 2/5x=-5 | | 7k^2-11k+4=0 | | x^4-5x^3+20x^2-100x=0 |

Equations solver categories