3z^2+2z=8

Simple and best practice solution for 3z^2+2z=8 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 3z^2+2z=8 equation:


Simplifying
3z2 + 2z = 8

Reorder the terms:
2z + 3z2 = 8

Solving
2z + 3z2 = 8

Solving for variable 'z'.

Reorder the terms:
-8 + 2z + 3z2 = 8 + -8

Combine like terms: 8 + -8 = 0
-8 + 2z + 3z2 = 0

Factor a trinomial.
(-2 + -1z)(4 + -3z) = 0

Subproblem 1

Set the factor '(-2 + -1z)' equal to zero and attempt to solve: Simplifying -2 + -1z = 0 Solving -2 + -1z = 0 Move all terms containing z to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -1z = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1z = 0 + 2 -1z = 0 + 2 Combine like terms: 0 + 2 = 2 -1z = 2 Divide each side by '-1'. z = -2 Simplifying z = -2

Subproblem 2

Set the factor '(4 + -3z)' equal to zero and attempt to solve: Simplifying 4 + -3z = 0 Solving 4 + -3z = 0 Move all terms containing z to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -3z = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -3z = 0 + -4 -3z = 0 + -4 Combine like terms: 0 + -4 = -4 -3z = -4 Divide each side by '-3'. z = 1.333333333 Simplifying z = 1.333333333

Solution

z = {-2, 1.333333333}

See similar equations:

| -6(8f+3)=-30-2f | | 3x+9=-26 | | 91-x=42 | | sqrt(140)=0 | | 2+(y+3)=2y+6 | | -5(7x-4)+6=-35x+26 | | Cot(2x)=-1 | | (4x+1)(3x-9)=0 | | 3x+3=3(x-4) | | -(3-1)=4(3)-5-3.3 | | 4y=5x-5 | | solve(4x+1)(3x-9)=0 | | 2(2x+4)=3(3x+7) | | F(x)=62+35log(6-4) | | solve(4x+10)(3x-9)=0 | | a+20-5=7 | | 4.9y=-6.6 | | 7=6+x^2 | | 1m-2.32=9.45 | | 3.9y=-6.6 | | 3y-6=12-5 | | -33+8h=3(2h-4) | | X+1118x=20 | | 18x-8(x-7)=67 | | 3-r+25=19 | | 690-3x=2574 | | 6cos(3.14x)=8x^2-2 | | 9x-2x-8=5x | | y=0.2x-12 | | (1.7m-2.1)=12.02 | | 2z=11 | | (12x+8y)=2(4x-2y) |

Equations solver categories