(-3+-1x)(7+-1x)=0

Simple and best practice solution for (-3+-1x)(7+-1x)=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 (-3+-1x)(7+-1x)=0 equation: 


Simplifying
(-3 + -1x)(7 + -1x) = 0

Multiply (-3 + -1x) * (7 + -1x)
(-3(7 + -1x) + -1x * (7 + -1x)) = 0
((7 * -3 + -1x * -3) + -1x * (7 + -1x)) = 0
((-21 + 3x) + -1x * (7 + -1x)) = 0
(-21 + 3x + (7 * -1x + -1x * -1x)) = 0
(-21 + 3x + (-7x + 1x2)) = 0

Combine like terms: 3x + -7x = -4x
(-21 + -4x + 1x2) = 0

Solving
-21 + -4x + 1x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-3 + -1x)(7 + -1x) = 0


Subproblem 1
Set the factor '(-3 + -1x)' equal to zero and attempt to solve:

Simplifying
-3 + -1x = 0

Solving
-3 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '3' to each side of the equation.
-3 + 3 + -1x = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -1x = 0 + 3
-1x = 0 + 3

Combine like terms: 0 + 3 = 3
-1x = 3

Divide each side by '-1'.
x = -3

Simplifying
x = -3

Subproblem 2
Set the factor '(7 + -1x)' equal to zero and attempt to solve:

Simplifying
7 + -1x = 0

Solving
7 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + -1x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -1x = 0 + -7
-1x = 0 + -7

Combine like terms: 0 + -7 = -7
-1x = -7

Divide each side by '-1'.
x = 7

Simplifying
x = 7
Solution
x = {-3, 7}

See similar equations:

| 2(3p+1)=9p-8 | | 3(x+1)-2(3x+7)= | | 7+2+-8x=14x | | -(-2x+3)=-(-5-5x)-8x | | X^2+(x+1)-85=0 | | .75=.33+f | | (3x-5)(-3)=8 | | -12(3-24n)=20(3n-36) | | 6-13-5x=9x | | -x^2+9x-6=0 | | -8=4k+3(-7k+1) | | 127-7x=11x+21 | | 4(9p+3)=2(-8+8p) | | -2*-2-(-6)=2 | | (2x+5)(x-3)+(1+4x)(3-x)=0 | | a^3+18a^2+81a=0 | | 4x^2-11=59 | | a+2b+c=243 | | -2(3s+7)+3(s-2)= | | 2x^2+14x-24=0 | | 5=-5(2+4q)-q | | -2.8=-0.7u+0.3u | | x*2-16x+55=0 | | 25x=1.25x^2 | | 26=8+9+c | | -3(x+4)+6=5(x+3)+5 | | 8x+6x+3+9=10x+5+3x | | -36x*2-25-60x+36x*2-25=0 | | 8-24n=14-9n | | 8-24n=-14-(-9n) | | 6x-4(8-x)=10 | | 33*2= |

Equations solver categories