-20u=4u^2+25

Simple and best practice solution for -20u=4u^2+25 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 -20u=4u^2+25 equation:


Simplifying
-20u = 4u2 + 25

Reorder the terms:
-20u = 25 + 4u2

Solving
-20u = 25 + 4u2

Solving for variable 'u'.

Reorder the terms:
-25 + -20u + -4u2 = 25 + 4u2 + -25 + -4u2

Reorder the terms:
-25 + -20u + -4u2 = 25 + -25 + 4u2 + -4u2

Combine like terms: 25 + -25 = 0
-25 + -20u + -4u2 = 0 + 4u2 + -4u2
-25 + -20u + -4u2 = 4u2 + -4u2

Combine like terms: 4u2 + -4u2 = 0
-25 + -20u + -4u2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(25 + 20u + 4u2) = 0

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

Solution

u = {-2.5, -2.5}

See similar equations:

| X-24-9x=-8 | | 5x-2(3x+9)=6(2x-7) | | 180=90x | | 3w^2=11w-6 | | (37b-3)-9(4b+1)=-5 | | 81n^2-10=90 | | 4n^2+4n-11=0 | | 20x^2-15xy+12x-9y= | | 5x+11=44 | | 4a+5b=5 | | 3+2y=38 | | (-2/3)d+3=11 | | 157+14=2(5y+6) | | 3x-2y=38 | | x+6/x | | 18-3x=6x | | w^2-6x+9=0 | | b*3= | | (10-7b)2= | | 9x^2-8+34x=0 | | x+5x=264 | | 25x+6-28x=1-7 | | 2x^3-5x^2-10x+3=0 | | 53y=26(2y+15) | | (x-13)(x-1)(x+7)(4x+9)=0 | | x+4+x-4=100 | | x+x+4+x-4=100 | | x+x+4=100 | | (15-4)+3-(12-5*2)+(5+16/4)-5+(10-23) | | (x-1)(4x+9)(x+7)(x-13)=0 | | (15-4)+3-(12-5x2)+(5+16/4)-5+(10-23) | | 4x+22=6 |

Equations solver categories