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

Simple and best practice solution for (x+7)(-2x+2)=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 (x+7)(-2x+2)=0 equation: 


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

Reorder the terms:
(7 + x)(-2x + 2) = 0

Reorder the terms:
(7 + x)(2 + -2x) = 0

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

Combine like terms: -14x + 2x = -12x
(14 + -12x + -2x2) = 0

Solving
14 + -12x + -2x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(7 + -6x + -1x2) = 0

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

Ignore the factor 2.

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

Simplifying
1 + -1x = 0

Solving
1 + -1x = 0

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

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

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

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

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

Simplifying
x = 1

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

Simplifying
7 + x = 0

Solving
7 + x = 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 + x = 0 + -7

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

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

Simplifying
x = -7
Solution
x = {1, -7}

See similar equations:

| 4c=50-c | | (6+7)[5+(6+5)]=0 | | 30-17= | | 6-20f=f-2 | | x-6=-3x+2 | | 2[3x+1]=6x+14 | | -6-15-6=-1+4 | | -8-x-11=-5 | | 2236000-17740t=3500000 | | 11=-2A-5B | | 10+x=-13 | | 6-20f=-2 | | 8+9n= | | -59=12x-61 | | (6+(-4))[3+(5+5)]=0 | | 61-12x=-59 | | 2x+5y=41 | | 61-12x=159 | | 2x+13=-21 | | 6q-1=-1+20 | | 14=9- | | (n+3)(6n+1)=0 | | 9n+3=14 | | 4a+11=19 | | z/6=-6 | | (35m+15-10m-10)-4m+n-4= | | s-6=-4 | | -4=-5+f | | 7+v=60 | | 8x+5=6x+7x | | -7=2+b | | 8=1/2(4-4g) |

Equations solver categories