-5u^2-39u-28=0

Simple and best practice solution for -5u^2-39u-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 -5u^2-39u-28=0 equation:


Simplifying
-5u2 + -39u + -28 = 0

Reorder the terms:
-28 + -39u + -5u2 = 0

Solving
-28 + -39u + -5u2 = 0

Solving for variable 'u'.

Factor out the Greatest Common Factor (GCF), '-1'.
-1(28 + 39u + 5u2) = 0

Factor a trinomial.
-1((7 + u)(4 + 5u)) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(7 + u)' equal to zero and attempt to solve: Simplifying 7 + u = 0 Solving 7 + u = 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 + u = 0 + -7 Combine like terms: 7 + -7 = 0 0 + u = 0 + -7 u = 0 + -7 Combine like terms: 0 + -7 = -7 u = -7 Simplifying u = -7

Subproblem 2

Set the factor '(4 + 5u)' equal to zero and attempt to solve: Simplifying 4 + 5u = 0 Solving 4 + 5u = 0 Move all terms containing u to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 5u = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 5u = 0 + -4 5u = 0 + -4 Combine like terms: 0 + -4 = -4 5u = -4 Divide each side by '5'. u = -0.8 Simplifying u = -0.8

Solution

u = {-7, -0.8}

See similar equations:

| 0.5=4.1-2(1.3-4) | | (x-2)^2/0(x-3) | | (3-3i)(6+i)=0 | | x-6x+10x=-5 | | 9x=20x-99 | | X^8=444 | | .0015x+3.45=4.65 | | 75(3.5a-6b)= | | x-(8-5x)=12x+23 | | 9p-17=3+4p | | w/6=12 | | (5x-3)(6-7x)=0 | | 5*2x=222 | | 41+48+(2x-8)=180 | | -10-4x=-58 | | 3/5(4x-5)+41/2=1/4x-91/4 | | x^4-x^2+0.16=0 | | 6r-6=-26+r | | -x-29=13x+2x | | 2x-9/7=5 | | -x/4*(25-1)-36 | | 3x+32=90 | | y=0.25x^2-9 | | -4v^2+9v-5=0 | | 16x-4=38x+64 | | -6.3(3y+5)-2.2(2y-6)= | | 8a^3-3a^2+2a^3= | | 15x+78+7x=-19+x | | -2(x+5)-(3x-6)=11 | | 1/16x=25/8 | | -9-6x/4=-57 | | 1/16x=25 |

Equations solver categories