3u^2+10u+7=0

Simple and best practice solution for 3u^2+10u+7=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 3u^2+10u+7=0 equation:


Simplifying
3u2 + 10u + 7 = 0

Reorder the terms:
7 + 10u + 3u2 = 0

Solving
7 + 10u + 3u2 = 0

Solving for variable 'u'.

Factor a trinomial.
(7 + 3u)(1 + u) = 0

Subproblem 1

Set the factor '(7 + 3u)' equal to zero and attempt to solve: Simplifying 7 + 3u = 0 Solving 7 + 3u = 0 Move all terms containing u to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + 3u = 0 + -7 Combine like terms: 7 + -7 = 0 0 + 3u = 0 + -7 3u = 0 + -7 Combine like terms: 0 + -7 = -7 3u = -7 Divide each side by '3'. u = -2.333333333 Simplifying u = -2.333333333

Subproblem 2

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

Solution

u = {-2.333333333, -1}

See similar equations:

| 12.6=1.4k | | X^2-3x-418=0 | | 5x+10(0)=60 | | 5r-(3r-5)=9 | | -4-4m-m=4m-4 | | 3(x^2)-8x-15=0 | | -7r-3r+9=21 | | 25x^2-(9)=0 | | 11-4c+35=42 | | 50=0.25x | | 3n+6-7n=34-12n+36 | | 6-4-2y+10y= | | log(7x+1)-log(x-1)=1 | | 3t+[-14]=31 | | 5(y-3)=3x-21 | | 38=4(2c-3)+2c | | (-5+7i)=(-7-7i) | | 5d-7=d-35 | | 5(x^2)-6x-144=0 | | 3y+2y=10y+20 | | 31-4x^2=x^4-1 | | 5(3x+10)=8 | | (4x+1)=(2x+23) | | 1.50x+0.20=0.75 | | -12n+4=-10n-10 | | Log^4(x-6)+log^4(x-6)=1 | | 21x=134119 | | ln(2x-5)=ln(15)-ln(x-3) | | 10b+9-3b=3 | | 8(8c-1)-4=62c+8 | | 6am-(3a+8)=16 | | 5(4c-1)-2=18c+3 |

Equations solver categories