(-2+-1x)(7+-1x)=

Simple and best practice solution for (-2+-1x)(7+-1x)= 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 (-2+-1x)(7+-1x)= equation: 


Simplifying
(-2 + -1x)(7 + -1x) = 0

Multiply (-2 + -1x) * (7 + -1x)
(-2(7 + -1x) + -1x * (7 + -1x)) = 0
((7 * -2 + -1x * -2) + -1x * (7 + -1x)) = 0
((-14 + 2x) + -1x * (7 + -1x)) = 0
(-14 + 2x + (7 * -1x + -1x * -1x)) = 0
(-14 + 2x + (-7x + 1x2)) = 0

Combine like terms: 2x + -7x = -5x
(-14 + -5x + 1x2) = 0

Solving
-14 + -5x + 1x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-2 + -1x)(7 + -1x) = 0


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

Simplifying
-2 + -1x = 0

Solving
-2 + -1x = 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 + -1x = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -1x = 0 + 2
-1x = 0 + 2

Combine like terms: 0 + 2 = 2
-1x = 2

Divide each side by '-1'.
x = -2

Simplifying
x = -2

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 = {-2, 7}

See similar equations:

| Z=25x+3y | | 8-(4+m)=5(x+6)-2 | | 4x-20=-20+4x | | 4(x/4=3)=-61 | | -18.96+16.6k=17.8k | | -15=h-3 | | -120=6(x-2) | | -2+-1x=0 | | -4.94-4.5f+5.11=-1.99-8.1f | | 2y+3=5y+-6 | | (u-2)(u-3)=0 | | 10x-69=45+4x | | 225=(40-x)(x) | | 2p+10= | | 5.5b-14.29=7.2b-13.78 | | 9x-3/7 | | 57=-4x+5 | | -2e^7v+5-10=-17 | | file:///C:/AOP/SH2015Curric/AOP.COM.Mathematics.08Pre-Algebra.2015/Prealgebra2015/5/x-3_4=1_4.gif | | 8n+48=112 | | 4x+8=3x+19 | | 4(x+5)+8x=12x-20 | | 76.50b=0.45 | | 11r+60=60 | | -3.85+14.6u=17.4u+6.9u+18.46 | | 3+b=18+6b | | x^2+16=-110x | | 336=35x-15 | | -17.47-17d=-14.5d+18.78 | | 3x-1.8y=36 | | 16400=x-.15x | | 336=-7-49a |

Equations solver categories