(9+w)(4w+7)=0

Simple and best practice solution for (9+w)(4w+7)=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 (9+w)(4w+7)=0 equation: 


Simplifying
(9 + w)(4w + 7) = 0

Reorder the terms:
(9 + w)(7 + 4w) = 0

Multiply (9 + w) * (7 + 4w)
(9(7 + 4w) + w(7 + 4w)) = 0
((7 * 9 + 4w * 9) + w(7 + 4w)) = 0
((63 + 36w) + w(7 + 4w)) = 0
(63 + 36w + (7 * w + 4w * w)) = 0
(63 + 36w + (7w + 4w2)) = 0

Combine like terms: 36w + 7w = 43w
(63 + 43w + 4w2) = 0

Solving
63 + 43w + 4w2 = 0

Solving for variable 'w'.

Factor a trinomial.
(9 + w)(7 + 4w) = 0


Subproblem 1
Set the factor '(9 + w)' equal to zero and attempt to solve:

Simplifying
9 + w = 0

Solving
9 + w = 0

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

Add '-9' to each side of the equation.
9 + -9 + w = 0 + -9

Combine like terms: 9 + -9 = 0
0 + w = 0 + -9
w = 0 + -9

Combine like terms: 0 + -9 = -9
w = -9

Simplifying
w = -9

Subproblem 2
Set the factor '(7 + 4w)' equal to zero and attempt to solve:

Simplifying
7 + 4w = 0

Solving
7 + 4w = 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 + 4w = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 4w = 0 + -7
4w = 0 + -7

Combine like terms: 0 + -7 = -7
4w = -7

Divide each side by '4'.
w = -1.75

Simplifying
w = -1.75
Solution
w = {-9, -1.75}

See similar equations:

| 6x^2-21x=-15 | | -5x=10+x | | x+3x+2+4x+10=45 | | 4x-5x+3=0 | | 0.04(x-200)=280 | | 3x+10+11x-4=90 | | m=4(2m-3)+-3 | | -2-2n=5+n-3n | | 8x+2y=200 | | 3ab-c= | | x^2(12x^2-75)= | | 23+4(y-5)=2(3-y) | | 6(x-3)=3(x-9) | | -1.5=d | | 8x^2y+39xy-84y=0 | | t^3-9t^2+24t-8=0 | | -6y-3y=-8 | | Y=-3-2-8 | | 18x+5-8x=65 | | 6(7x-8)-(2x+5)= | | 7x+12+3x+26=180 | | 9x+5x+2=0 | | (2x+4)+(2x+3)+(2x)=180 | | 1-4(60s+16s)=15+4s | | w+(-w)= | | 3x+17=9x-1 | | 4(x+2)+20= | | 2r-5+r=13+2r | | 3L+3w=48 | | =x^2-36 | | 76=8x+12 | | 6=1-(b) |

Equations solver categories