(4+x)(x)=396

Simple and best practice solution for (4+x)(x)=396 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 (4+x)(x)=396 equation:


Simplifying
(4 + x)(x) = 396

Reorder the terms for easier multiplication:
x(4 + x) = 396
(4 * x + x * x) = 396
(4x + x2) = 396

Solving
4x + x2 = 396

Solving for variable 'x'.

Reorder the terms:
-396 + 4x + x2 = 396 + -396

Combine like terms: 396 + -396 = 0
-396 + 4x + x2 = 0

Factor a trinomial.
(-22 + -1x)(18 + -1x) = 0

Subproblem 1

Set the factor '(-22 + -1x)' equal to zero and attempt to solve: Simplifying -22 + -1x = 0 Solving -22 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '22' to each side of the equation. -22 + 22 + -1x = 0 + 22 Combine like terms: -22 + 22 = 0 0 + -1x = 0 + 22 -1x = 0 + 22 Combine like terms: 0 + 22 = 22 -1x = 22 Divide each side by '-1'. x = -22 Simplifying x = -22

Subproblem 2

Set the factor '(18 + -1x)' equal to zero and attempt to solve: Simplifying 18 + -1x = 0 Solving 18 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-18' to each side of the equation. 18 + -18 + -1x = 0 + -18 Combine like terms: 18 + -18 = 0 0 + -1x = 0 + -18 -1x = 0 + -18 Combine like terms: 0 + -18 = -18 -1x = -18 Divide each side by '-1'. x = 18 Simplifying x = 18

Solution

x = {-22, 18}

See similar equations:

| 6x-11=12x+7 | | 84+x=19 | | -b/6-4=3 | | -4.9t^2+9.8t-3.675=0 | | G(x+4)=2x+7-6x | | 2/5÷1/32 | | 3+x=32(18) | | 3x=(-2x*-2x)-7 | | x^2+10x+25=37 | | 3+x=32 | | 4(2x+2)-2x=-22 | | 6x+6x=100 | | u^2-(2u)-8=0 | | 2x+3x=88 | | -4.9t^2+9.8t+3=0 | | X-124=36.12 | | 19k=5 | | 4x^2-24x+180=144 | | -25x+18x-8=27 | | 360=(x^3)-(x^2) | | X/5=4/36 | | x^2+x=9900 | | ln(x)=ln(x+8)-ln(5) | | -2(x-5)-(-3x-7)=5 | | 2x+3y-x^2=0 | | 3(x+10)=.3333(6x-21)*3 | | 61=28+N | | 146=21x | | 6.5t-6.8=30.90 | | 6a-3a=2 | | 6x13/4 | | 10x=2-8x-4 |

Equations solver categories