(5u-7)(5+u)=0

Simple and best practice solution for (5u-7)(5+u)=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-7)(5+u)=0 equation:


Simplifying
(5u + -7)(5 + u) = 0

Reorder the terms:
(-7 + 5u)(5 + u) = 0

Multiply (-7 + 5u) * (5 + u)
(-7(5 + u) + 5u * (5 + u)) = 0
((5 * -7 + u * -7) + 5u * (5 + u)) = 0
((-35 + -7u) + 5u * (5 + u)) = 0
(-35 + -7u + (5 * 5u + u * 5u)) = 0
(-35 + -7u + (25u + 5u2)) = 0

Combine like terms: -7u + 25u = 18u
(-35 + 18u + 5u2) = 0

Solving
-35 + 18u + 5u2 = 0

Solving for variable 'u'.

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

Subproblem 1

Set the factor '(-5 + -1u)' equal to zero and attempt to solve: Simplifying -5 + -1u = 0 Solving -5 + -1u = 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 + -1u = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1u = 0 + 5 -1u = 0 + 5 Combine like terms: 0 + 5 = 5 -1u = 5 Divide each side by '-1'. u = -5 Simplifying u = -5

Subproblem 2

Set the factor '(7 + -5u)' equal to zero and attempt to solve: Simplifying 7 + -5u = 0 Solving 7 + -5u = 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 + -5u = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -5u = 0 + -7 -5u = 0 + -7 Combine like terms: 0 + -7 = -7 -5u = -7 Divide each side by '-5'. u = 1.4 Simplifying u = 1.4

Solution

u = {-5, 1.4}

See similar equations:

| 25w^2-121p^2=0 | | 13.7b-65=-2.3b+8.3 | | 8a+3x-4a+7ax-x= | | 21=15+b | | 8x-2(2x-3)=15 | | 10(1.375)19t=30 | | -10x=55 | | ln(x)+6=0 | | 8+z=233333 | | .77=lox(x) | | 49s^2-25r^2=0 | | 9x^2+72x+128=0 | | -9(x+16)+15=47 | | 2(x+10)=3x+19 | | -2x+116=8x-80 | | 36y^2-64x^2=0 | | 1-x^2=5x^2-35 | | 5x-13+2x=70+x | | h=-16t^2+64t+0 | | 8x-80=2x+116 | | 2x+30-x=48 | | -5(y-3y)+2=-3(3y-y)+5+15y | | -6k+2(k+4)=0 | | 81a^2-16j^2=0 | | 6x-4(3-x)=13 | | 212=m+207 | | -1.5x-9.3=3.1x+2.1 | | -4.7x+1.3=-3.1x+1.7 | | 9+5(x-3)=4 | | 7(x-1)-15=27 | | 0.6x-0.1=0.4 | | -4(x+6)+4=6(x+5)+3 |

Equations solver categories