(u+7)(u+7)=2u^2+3u+79

Simple and best practice solution for (u+7)(u+7)=2u^2+3u+79 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 (u+7)(u+7)=2u^2+3u+79 equation:


Simplifying
(u + 7)(u + 7) = 2u2 + 3u + 79

Reorder the terms:
(7 + u)(u + 7) = 2u2 + 3u + 79

Reorder the terms:
(7 + u)(7 + u) = 2u2 + 3u + 79

Multiply (7 + u) * (7 + u)
(7(7 + u) + u(7 + u)) = 2u2 + 3u + 79
((7 * 7 + u * 7) + u(7 + u)) = 2u2 + 3u + 79
((49 + 7u) + u(7 + u)) = 2u2 + 3u + 79
(49 + 7u + (7 * u + u * u)) = 2u2 + 3u + 79
(49 + 7u + (7u + u2)) = 2u2 + 3u + 79

Combine like terms: 7u + 7u = 14u
(49 + 14u + u2) = 2u2 + 3u + 79

Reorder the terms:
49 + 14u + u2 = 79 + 3u + 2u2

Solving
49 + 14u + u2 = 79 + 3u + 2u2

Solving for variable 'u'.

Reorder the terms:
49 + -79 + 14u + -3u + u2 + -2u2 = 79 + 3u + 2u2 + -79 + -3u + -2u2

Combine like terms: 49 + -79 = -30
-30 + 14u + -3u + u2 + -2u2 = 79 + 3u + 2u2 + -79 + -3u + -2u2

Combine like terms: 14u + -3u = 11u
-30 + 11u + u2 + -2u2 = 79 + 3u + 2u2 + -79 + -3u + -2u2

Combine like terms: u2 + -2u2 = -1u2
-30 + 11u + -1u2 = 79 + 3u + 2u2 + -79 + -3u + -2u2

Reorder the terms:
-30 + 11u + -1u2 = 79 + -79 + 3u + -3u + 2u2 + -2u2

Combine like terms: 79 + -79 = 0
-30 + 11u + -1u2 = 0 + 3u + -3u + 2u2 + -2u2
-30 + 11u + -1u2 = 3u + -3u + 2u2 + -2u2

Combine like terms: 3u + -3u = 0
-30 + 11u + -1u2 = 0 + 2u2 + -2u2
-30 + 11u + -1u2 = 2u2 + -2u2

Combine like terms: 2u2 + -2u2 = 0
-30 + 11u + -1u2 = 0

Factor a trinomial.
(-6 + u)(5 + -1u) = 0

Subproblem 1

Set the factor '(-6 + u)' equal to zero and attempt to solve: Simplifying -6 + u = 0 Solving -6 + u = 0 Move all terms containing u to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + u = 0 + 6 Combine like terms: -6 + 6 = 0 0 + u = 0 + 6 u = 0 + 6 Combine like terms: 0 + 6 = 6 u = 6 Simplifying u = 6

Subproblem 2

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

Solution

u = {6, 5}

See similar equations:

| (2x-7)(x^2-9)(2x+5)=9 | | -7(n-7)-4n=28-4n | | 2=4x+6 | | 2cosx^2-cosx=0 | | 4y+X=-25 | | 14x^3y/y^4/7x^2/2y | | 6.5m+8.6-4.5m=0.77+2m+7.83 | | 1k=-105 | | 3x-3x+3=3x-5x+x | | 12-3(x-5)=22 | | 9/-9=-9 | | (6-1j)-(1-2j)= | | 2(x+2)-x= | | -9x+8y=5 | | 3[4g+6]=2[6g-9] | | (-3-4j)+(2-3j)= | | 1/2x=2/3x=-3/4 | | 2[h+1]=5h-7 | | 4x^2-1x-8=0 | | 6p^2+4p-1=0 | | 6p^2+4p-1= | | 0.50x+0.35(30)=28.5 | | (-2-5j)(3-2j)= | | 2a=9.50 | | 25^1/2*5^-3=5x | | 2a=4.75 | | 2x^2-27x-8.3=0 | | 14-8y-16-6y= | | 5(x+6)+6=5x+7 | | 50=190-45h | | 4(5x+10)-3x+2=0 | | (14-8y)-(16+6y)= |

Equations solver categories