3n^2-17n-28=0

Simple and best practice solution for 3n^2-17n-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 3n^2-17n-28=0 equation:


Simplifying
3n2 + -17n + -28 = 0

Reorder the terms:
-28 + -17n + 3n2 = 0

Solving
-28 + -17n + 3n2 = 0

Solving for variable 'n'.

Factor a trinomial.
(-4 + -3n)(7 + -1n) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(7 + -1n)' equal to zero and attempt to solve: Simplifying 7 + -1n = 0 Solving 7 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1n = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1n = 0 + -7 -1n = 0 + -7 Combine like terms: 0 + -7 = -7 -1n = -7 Divide each side by '-1'. n = 7 Simplifying n = 7

Solution

n = {-1.333333333, 7}

See similar equations:

| x-149=79-11x | | -108+9x=2x+32 | | 2(x+1)-2x=4(x-2) | | -4x-y=-5 | | -64+5x=-3x+128 | | 2x-8=-13 | | 7c^2+1=29 | | |11.4|-3= | | 6x+7y=-56 | | -56+4x=94-6x | | -4+12=12x-2-11x | | a+5.3=-10.1 | | -146+4x=-9x+75 | | 15z^3-4z^2-3z=0 | | -10.1=a+5.3 | | c-(-1+c)=14 | | 10x^2+7x-3= | | z+11.4=-6.3 | | Y=-5x-x+5 | | 2x-173=74-11x | | 3+-1c+D=2 | | 38-3x(1+2)= | | 8(2n+4)=7(5n+8)+9 | | 12-6a=8[a+2]+6 | | 9+b+c=12 | | Y=2xsquared-8x+7 | | 2x^2+12x+3=11 | | x-x-1=14 | | 3x-60=-4x+87 | | 4(7x+4)=28x+16 | | -4+8a=23a+11 | | 2.7q-3.4-5.4q=-3.7q-2.8 |

Equations solver categories