9(w^2-18)=9

Simple and best practice solution for 9(w^2-18)=9 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^2-18)=9 equation:


Simplifying
9(w2 + -18) = 9

Reorder the terms:
9(-18 + w2) = 9
(-18 * 9 + w2 * 9) = 9
(-162 + 9w2) = 9

Solving
-162 + 9w2 = 9

Solving for variable 'w'.

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

Add '162' to each side of the equation.
-162 + 162 + 9w2 = 9 + 162

Combine like terms: -162 + 162 = 0
0 + 9w2 = 9 + 162
9w2 = 9 + 162

Combine like terms: 9 + 162 = 171
9w2 = 171

Divide each side by '9'.
w2 = 19

Simplifying
w2 = 19

Take the square root of each side:
w = {-4.358898944, 4.358898944}

See similar equations:

| s=96t+-16t^2 | | x^2/8-x/2-4=0 | | 35(x-50)+950= | | 22=7x+7x-6 | | 47=3*13+1p | | (q-9)*5=35 | | (4a-3b)+(2a+6b)=24 | | 47=3*10.33+1p | | 3y+7=20-(4x-y) | | 18y+5+y= | | 3/5x+5=1/3x-3 | | 17=x-21 | | -6y^2-y-2=0 | | n+-28+n=126 | | 4z^2-5z=0 | | 18y+5+1y= | | 12y+3-80= | | 4x-7y=2Y+3x | | x=2xy-5y-9 | | 11x+12=68+5x | | 47-13*10.33=1p | | 2(8+n)=22whatisn | | -7+3x=13+5x | | 22y-60= | | 10x+3=5x+8 | | 120+25=45x | | (5-3x)*(4x-2)= | | 6/18=x/45 | | m-21/9=21/5 | | 8x+18=180 | | -2(t-2)+5t=6t+11 | | -30+3x=40-2x |

Equations solver categories