-7u-5=2u^2

Simple and best practice solution for -7u-5=2u^2 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 -7u-5=2u^2 equation:


Simplifying
-7u + -5 = 2u2

Reorder the terms:
-5 + -7u = 2u2

Solving
-5 + -7u = 2u2

Solving for variable 'u'.

Combine like terms: 2u2 + -2u2 = 0
-5 + -7u + -2u2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(5 + 7u + 2u2) = 0

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

Ignore the factor -1.

Subproblem 1

Set the factor '(5 + 2u)' equal to zero and attempt to solve: Simplifying 5 + 2u = 0 Solving 5 + 2u = 0 Move all terms containing u to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 2u = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 2u = 0 + -5 2u = 0 + -5 Combine like terms: 0 + -5 = -5 2u = -5 Divide each side by '2'. u = -2.5 Simplifying u = -2.5

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 = {-2.5, -1}

See similar equations:

| 8.5x+5.33=67.77 | | 3g-49=17 | | (2x-20x)=0 | | -3x^2+36x-60=0 | | 2x^3-14x^2+14x+30=0 | | 0=12t-16t^2 | | 7n-2(n-3)=16 | | -w^2+w+20=0 | | -5w^2+14w-8=0 | | 5.2x=-28.08 | | 0=56-2x | | -4w^2+28w+72=0 | | -4w^2+28+72=0 | | (y^2+9y+20)(3y-24)=0 | | -3u^2+2u+21=0 | | 13x-5=0 | | -6y=3y | | X-6=1.76 | | 4x^3-20x^2-4x+1= | | -y^2-12y-20=0 | | 4x^3-20x^2-4x+1=0 | | -7u^2+18u-8=0 | | m^5-2m^4+2m^3-4m^2+m-2=0 | | w^2-w-380=0 | | 20-16=2(x-6) | | w^2-4w-126=0 | | 400m=13200-250m | | 8x^2=136 | | 3(4-x)=2(5+x) | | q=4*4.18*16 | | 4y=1.4y | | w^2+w-182=0 |

Equations solver categories