3a^2+19a+28=0

Simple and best practice solution for 3a^2+19a+28=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 3a^2+19a+28=0 equation:


Simplifying
3a2 + 19a + 28 = 0

Reorder the terms:
28 + 19a + 3a2 = 0

Solving
28 + 19a + 3a2 = 0

Solving for variable 'a'.

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

Subproblem 1

Set the factor '(4 + a)' equal to zero and attempt to solve: Simplifying 4 + a = 0 Solving 4 + a = 0 Move all terms containing a to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + a = 0 + -4 Combine like terms: 4 + -4 = 0 0 + a = 0 + -4 a = 0 + -4 Combine like terms: 0 + -4 = -4 a = -4 Simplifying a = -4

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

Solution

a = {-4, -2.333333333}

See similar equations:

| 3a+4(a+3)= | | -(7y-2)+6= | | 7-(3x-5)=13 | | 2(p+5)-(9+t)=-6 | | m^2-m-68=0 | | 4.5(0-2)-1.5(0)=2(3(0)-4)-1 | | 8(9-8x)=21-16(5-9x) | | 5y-4+9y-y+15= | | 11y=-3x+100 | | 3x^2-6x+1=0 | | 11y=-3+100 | | 0=-8t^2+40t | | x^5-2x^4+8x^3-16x^2+15x-30=0 | | 5(x-1)+18= | | 15-3x-7y+6x= | | 9t-3= | | 11n=10+21 | | 7a-12-9a-6a= | | 1000*x=950 | | 3c+8=0 | | 9x-8+10x=7x+15x+5 | | x^3+8x^2-36x-288=0 | | 32y-24= | | 4x-8x-320=0 | | -11x+8=63 | | S^2-7s+12=0 | | 6x+8-2x(7-2)=(6+1) | | n^2-6n-15=0 | | x-x-72=0 | | 69-4x=5x+17 | | -2[6+4(2-8)]-25= | | 6x-9=6x-9 |

Equations solver categories