(w-5)(w+7)=

Simple and best practice solution for (w-5)(w+7)= 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 (w-5)(w+7)= equation: 


Simplifying
(w + -5)(w + 7) = 0

Reorder the terms:
(-5 + w)(w + 7) = 0

Reorder the terms:
(-5 + w)(7 + w) = 0

Multiply (-5 + w) * (7 + w)
(-5(7 + w) + w(7 + w)) = 0
((7 * -5 + w * -5) + w(7 + w)) = 0
((-35 + -5w) + w(7 + w)) = 0
(-35 + -5w + (7 * w + w * w)) = 0
(-35 + -5w + (7w + w2)) = 0

Combine like terms: -5w + 7w = 2w
(-35 + 2w + w2) = 0

Solving
-35 + 2w + w2 = 0

Solving for variable 'w'.

Factor a trinomial.
(-7 + -1w)(5 + -1w) = 0


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

Simplifying
-7 + -1w = 0

Solving
-7 + -1w = 0

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

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

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

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

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

Simplifying
w = -7

Subproblem 2
Set the factor '(5 + -1w)' equal to zero and attempt to solve:

Simplifying
5 + -1w = 0

Solving
5 + -1w = 0

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

Add '-5' to each side of the equation.
5 + -5 + -1w = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -1w = 0 + -5
-1w = 0 + -5

Combine like terms: 0 + -5 = -5
-1w = -5

Divide each side by '-1'.
w = 5

Simplifying
w = 5
Solution
w = {-7, 5}

See similar equations:

| (v+1)(v-2)= | | (u-7)(u+4)= | | (y+4)(y-7)= | | 9z^4(2z^7+6z)= | | 5t+7=32 | | 3/5+1/6+1/2 | | (8y^4-7y^5+4)3y^2= | | x-.14(x)=220.00 | | x+(x+2)=4x | | 11-54/7 | | 3*(6+2)/4 | | 3*(6+2)/2 | | 10x-3=x+5 | | (2x-120)+(1/2x+15)+(x-30) | | 750.00-50x=-185+35x | | 750.00-50x=0 | | x-.14(x)=420.00 | | 8/1-3/7 | | 1/4-1/2 | | 31/4-21/2 | | (x+2)/(x+1)=(x-4)/(x-8) | | 550000000=x+(x+500000) | | 8-3/7 | | (5/x-1)=(30/x+9) | | 36x-9=18x+6 | | -25x^2+15x-2=0 | | 2*2x+3-9.2*x+1=0 | | (2x^4)(8x^15)= | | -24=-9(10+x) | | 18/z=9/12 | | (4x)4-36=0 | | 8t-2=-3+7t |

Equations solver categories