ab+3ab*9ab-21ba=

Simple and best practice solution for ab+3ab*9ab-21ba= 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 ab+3ab*9ab-21ba= equation:


Simplifying
ab + 3ab * 9ab + -21ba = 0

Reorder the terms for easier multiplication:
ab + 3 * 9ab * ab + -21ba = 0

Multiply 3 * 9
ab + 27ab * ab + -21ba = 0

Multiply ab * ab
ab + 27a2b2 + -21ba = 0

Reorder the terms:
ab + -21ab + 27a2b2 = 0

Combine like terms: ab + -21ab = -20ab
-20ab + 27a2b2 = 0

Solving
-20ab + 27a2b2 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), 'ab'.
ab(-20 + 27ab) = 0

Subproblem 1

Set the factor 'ab' equal to zero and attempt to solve: Simplifying ab = 0 Solving ab = 0 Move all terms containing a to the left, all other terms to the right. Simplifying ab = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(-20 + 27ab)' equal to zero and attempt to solve: Simplifying -20 + 27ab = 0 Solving -20 + 27ab = 0 Move all terms containing a to the left, all other terms to the right. Add '20' to each side of the equation. -20 + 20 + 27ab = 0 + 20 Combine like terms: -20 + 20 = 0 0 + 27ab = 0 + 20 27ab = 0 + 20 Combine like terms: 0 + 20 = 20 27ab = 20 Divide each side by '27b'. a = 0.7407407407b-1 Simplifying a = 0.7407407407b-1

Solution

a = {0.7407407407b-1}

See similar equations:

| 3(3)-2=16 | | W^2-5w=117 | | 2(n+1)+8n=-7+n | | 5x+8-10x=40 | | 3(2x+5)=-38 | | 18x-4x=42 | | -13-5x=17+5x | | 5x-25+3x=80-7x+120 | | -16+8x=-8(2+4x)-5x | | -16t^2-16t=0 | | 5-6(7p+5)=-25-3p | | -6x+23=23 | | -4/-7= | | 16-3y=25 | | 4x+3x+12=47 | | 48+4x=x+100+x | | 25x=4+7 | | 4x+3+12=47 | | 25=16-3y | | 4z-18=2z-2 | | 7x+6-3x=30 | | x^2-3x-21=1 | | 8x-11=19+5x | | 5x+4=3x^2-7 | | 4(y-5)+2=x+3 | | 8.12x+.32=3.76x-3.23 | | 4a-8whena=7 | | xt=d | | 2x^2-6x-21=0 | | 1b/13-3b/13=8/13 | | -6(x-4)=2(x-12) | | 6x-34+4x=80-2x+30 |

Equations solver categories