(4-x)(2+x)=0

Simple and best practice solution for (4-x)(2+x)=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 (4-x)(2+x)=0 equation:


Simplifying
(4 + -1x)(2 + x) = 0

Multiply (4 + -1x) * (2 + x)
(4(2 + x) + -1x * (2 + x)) = 0
((2 * 4 + x * 4) + -1x * (2 + x)) = 0
((8 + 4x) + -1x * (2 + x)) = 0
(8 + 4x + (2 * -1x + x * -1x)) = 0
(8 + 4x + (-2x + -1x2)) = 0

Combine like terms: 4x + -2x = 2x
(8 + 2x + -1x2) = 0

Solving
8 + 2x + -1x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(4 + -1x)(2 + x) = 0

Subproblem 1

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Subproblem 2

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Solution

x = {4, -2}

See similar equations:

| f(s)=15-s+4s^2-15s^4 | | 4y-7=13y+29 | | 3(6x-1)-3(8x-8)=8x+8 | | 3x-4=5x-12 | | 25(6-2s)=18s+14 | | (2x^3+2x)*(2x-1)+(-2)=2x^4-x^3+2x^2-3 | | 6x-5=24x+7 | | -7u-20=5(u+8) | | (2x^3+2x)*(2x-1)+(-2)=0 | | 8y+8=7y-9 | | -3(2r-13)=5r-27 | | 16-7x=41+2x | | 3(q+1)=4q | | -16=1+8a-1 | | 7x=6x | | 8w-15=3w-10 | | 3x+6+2X+4=125 | | 2x+6+2x+4=125 | | 5-8=k(-1+2) | | 6(7-b)=3b-3 | | 161=5x+4(-6x-12) | | -7y-2=5-6y | | 5x+=7-3x | | 5(m-3)=7m-1 | | 3n+6n=18 | | -9x=-4x-10 | | (x)(x+3)-(x-1)(2x+6)=176 | | 4x+12+6x+8=90 | | 6=3z+5 | | 6x+6-6=-18 | | 15=4y+6 | | X^2-1+x^2-7=180 |

Equations solver categories