6ab^2+15ab-21a=0

Simple and best practice solution for 6ab^2+15ab-21a=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 6ab^2+15ab-21a=0 equation:


Simplifying
6ab2 + 15ab + -21a = 0

Reorder the terms:
-21a + 15ab + 6ab2 = 0

Solving
-21a + 15ab + 6ab2 = 0

Solving for variable 'a'.

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

Factor out the Greatest Common Factor (GCF), '3a'.
3a(-7 + 5b + 2b2) = 0

Factor a trinomial.
3a((-7 + -2b)(1 + -1b)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor 'a' equal to zero and attempt to solve: Simplifying a = 0 Solving a = 0 Move all terms containing a to the left, all other terms to the right. Simplifying a = 0

Subproblem 2

Set the factor '(-7 + -2b)' equal to zero and attempt to solve: Simplifying -7 + -2b = 0 Solving -7 + -2b = 0 Move all terms containing a to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -2b = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -2b = 0 + 7 -2b = 0 + 7 Combine like terms: 0 + 7 = 7 -2b = 7 Add '2b' to each side of the equation. -2b + 2b = 7 + 2b Combine like terms: -2b + 2b = 0 0 = 7 + 2b Simplifying 0 = 7 + 2b The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 3

Set the factor '(1 + -1b)' equal to zero and attempt to solve: Simplifying 1 + -1b = 0 Solving 1 + -1b = 0 Move all terms containing a to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1b = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1b = 0 + -1 -1b = 0 + -1 Combine like terms: 0 + -1 = -1 -1b = -1 Add 'b' to each side of the equation. -1b + b = -1 + b Combine like terms: -1b + b = 0 0 = -1 + b Simplifying 0 = -1 + b The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Solution

a = {0}

See similar equations:

| 12=7p-15-6p | | 13p/pq | | 8a-7=2a-17 | | 19/20=y-5/4 | | -3a(5x-1)+a(5-2x)-3a(x+1)= | | .04x+.05y=980 | | 27p^2-9p=0 | | 3x^3+5y=12 | | 9x-(6x-7)=28 | | -5/8a=10 | | -[7x-(3x+5)]=-6-[4(2x-4)-2x] | | x/2-1=2-x | | 4/7m-1/7=9/14 | | 0=1-sin(2pit) | | 4x-(2x+5)=4x-27 | | x=.95x+900 | | 0.0854865x=0.49 | | -9c-13=-103 | | 40=-5(z-1) | | 3-5(4-15x)=0 | | yp+yq=r | | (4+5j)(4+5j)= | | 5-4(x-3)=2x+5(3x-8)-3(1-6x) | | 2x+13=23-4x | | 3(8X-7)=31 | | (20-x)/4=3y | | -[5z-(12z+5)]=5+(6z+3) | | x/30-1/5=35 | | 24xy/2x | | 6=a/5-7 | | 24xy/12y | | 4.5x=11.4 |

Equations solver categories