3b^2-18b=10b-9

Simple and best practice solution for 3b^2-18b=10b-9 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 3b^2-18b=10b-9 equation:


Simplifying
3b2 + -18b = 10b + -9

Reorder the terms:
-18b + 3b2 = 10b + -9

Reorder the terms:
-18b + 3b2 = -9 + 10b

Solving
-18b + 3b2 = -9 + 10b

Solving for variable 'b'.

Reorder the terms:
9 + -18b + -10b + 3b2 = -9 + 10b + 9 + -10b

Combine like terms: -18b + -10b = -28b
9 + -28b + 3b2 = -9 + 10b + 9 + -10b

Reorder the terms:
9 + -28b + 3b2 = -9 + 9 + 10b + -10b

Combine like terms: -9 + 9 = 0
9 + -28b + 3b2 = 0 + 10b + -10b
9 + -28b + 3b2 = 10b + -10b

Combine like terms: 10b + -10b = 0
9 + -28b + 3b2 = 0

Factor a trinomial.
(1 + -3b)(9 + -1b) = 0

Subproblem 1

Set the factor '(1 + -3b)' equal to zero and attempt to solve: Simplifying 1 + -3b = 0 Solving 1 + -3b = 0 Move all terms containing b to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3b = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3b = 0 + -1 -3b = 0 + -1 Combine like terms: 0 + -1 = -1 -3b = -1 Divide each side by '-3'. b = 0.3333333333 Simplifying b = 0.3333333333

Subproblem 2

Set the factor '(9 + -1b)' equal to zero and attempt to solve: Simplifying 9 + -1b = 0 Solving 9 + -1b = 0 Move all terms containing b to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1b = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1b = 0 + -9 -1b = 0 + -9 Combine like terms: 0 + -9 = -9 -1b = -9 Divide each side by '-1'. b = 9 Simplifying b = 9

Solution

b = {0.3333333333, 9}

See similar equations:

| 3xa-13=2xa+1 | | 5k^2+60k+160=0 | | 6a+2b=560 | | 6cosx-1=2(2cosx-1) | | 9+5x^2+6x=0 | | 6.4-9s=-0.8 | | 6(15-1)=7x+12 | | a(n)=7+(7-1)(4) | | Sin^3x*cosx-cos^3x*sinx=0 | | 2x^2-10=190 | | -53=8v+4v-17 | | 4.99x=29.99 | | 16p^2/25-4q^2/49 | | 3x+8=-12+x | | 1/3(180-x) | | A+B=130 | | ln(x-3)+ln(9-x)=0 | | 15x+10=50 | | 4.50x+52.50=525 | | 3-2sin^2(x)=sinx | | A(n)=8+(n-1)(9) | | 0=2(x^2+7x-60) | | 7x+31=80 | | 20+14=h-5 | | 6+4n=58 | | 0=2x^2+14x-120 | | 2+35x=360 | | -10+2=4 | | 2y-4x=b | | 3x(2+4)= | | 3m+90=5m+120 | | 1200f=60 |

Equations solver categories