12a^3+7a^2-49a=0

Simple and best practice solution for 12a^3+7a^2-49a=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 12a^3+7a^2-49a=0 equation:


Simplifying
12a3 + 7a2 + -49a = 0

Reorder the terms:
-49a + 7a2 + 12a3 = 0

Solving
-49a + 7a2 + 12a3 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), 'a'.
a(-49 + 7a + 12a2) = 0

Factor a trinomial.
a((-7 + -3a)(7 + -4a)) = 0

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 + -3a)' equal to zero and attempt to solve: Simplifying -7 + -3a = 0 Solving -7 + -3a = 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 + -3a = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -3a = 0 + 7 -3a = 0 + 7 Combine like terms: 0 + 7 = 7 -3a = 7 Divide each side by '-3'. a = -2.333333333 Simplifying a = -2.333333333

Subproblem 3

Set the factor '(7 + -4a)' equal to zero and attempt to solve: Simplifying 7 + -4a = 0 Solving 7 + -4a = 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 + -4a = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -4a = 0 + -7 -4a = 0 + -7 Combine like terms: 0 + -7 = -7 -4a = -7 Divide each side by '-4'. a = 1.75 Simplifying a = 1.75

Solution

a = {0, -2.333333333, 1.75}

See similar equations:

| 5[k-2]-8k=-34 | | y+11+8y=29 | | 14=2(3x+4) | | -8.6x+1.1=58.1-1.2x | | 2f-7=-9 | | 6x-12=6x-4 | | 8x-22=3(3c+11)-z | | 5+4[n+9]=-3 | | 40=13q-12 | | 3+11=29 | | -16+1+3n+7=n+6 | | 20=2z | | 10x+4=10x-1 | | 8-(2x-1)=13 | | 2(y-4)=0 | | -2x+2(6x+2)=-96 | | 10x=1.8x | | -5p-7=28 | | 6[y-1]+8=32 | | -7x+5=-7 | | 4+-3=x+8 | | 2x-5(x-2)=-5+4x-34 | | 3a+5=7a+21 | | 4(x-5)=3-8 | | 2L*2+2W*2=P | | 7-x+3x-2-8x= | | 3(6-x)=-14 | | 9a-1=17 | | 7x+8x-19=95-4x | | 4xn-10= | | 5y+4x=13 | | 6x^2+32x+32=0 |

Equations solver categories