15u^2-130u+80=0

Simple and best practice solution for 15u^2-130u+80=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 15u^2-130u+80=0 equation:


Simplifying
15u2 + -130u + 80 = 0

Reorder the terms:
80 + -130u + 15u2 = 0

Solving
80 + -130u + 15u2 = 0

Solving for variable 'u'.

Factor out the Greatest Common Factor (GCF), '5'.
5(16 + -26u + 3u2) = 0

Factor a trinomial.
5((2 + -3u)(8 + -1u)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(2 + -3u)' equal to zero and attempt to solve: Simplifying 2 + -3u = 0 Solving 2 + -3u = 0 Move all terms containing u to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -3u = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3u = 0 + -2 -3u = 0 + -2 Combine like terms: 0 + -2 = -2 -3u = -2 Divide each side by '-3'. u = 0.6666666667 Simplifying u = 0.6666666667

Subproblem 2

Set the factor '(8 + -1u)' equal to zero and attempt to solve: Simplifying 8 + -1u = 0 Solving 8 + -1u = 0 Move all terms containing u to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1u = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1u = 0 + -8 -1u = 0 + -8 Combine like terms: 0 + -8 = -8 -1u = -8 Divide each side by '-1'. u = 8 Simplifying u = 8

Solution

u = {0.6666666667, 8}

See similar equations:

| 0.25(3-x)= | | -10+3x=20 | | 9+-12b+12b=-9 | | 7g^2-3g=0 | | y=-5x^3+-5x^2+210x | | 4x-26-3x+16-20= | | -5(-6x-3)-5x=5 | | 14-(m+x)=7(x-y) | | 14-(x+b)=7(x-y) | | 88=8(f+6) | | 4s^2-12s-7=0 | | -7(x-4)+8x+12+14= | | 1.5x-1.2-x=0.5 | | 80=8(a+6) | | 3x=2.5x+22 | | 3*n=14 | | 4(x+2)-7=35 | | 78p^2-50p=0 | | 1t^2+21t=8 | | -4(V+4)+2V+7=7V+8 | | 18-r=24 | | -1.6(2y+15)=-2(y-10) | | 4=2w+8 | | -5(2b+5)=17+4b | | -13=h+4 | | 14-(x+m)=7(x-y) | | -1n^2-8n+3=0 | | 11+9h=20 | | 8x+3-5x=3-2x+2 | | 5y+8x=345 | | 4(5x-4)=12 | | x-3+3x=9 |

Equations solver categories