If it's not what You are looking for type in the equation solver your own equation and let us solve it.
w in (-oo:+oo)
(2/3)*w = 42/7 // - 42/7
(2/3)*w-(42/7) = 0
(2/3)*w-6 = 0
2/3*w-6 = 0 // + 6
2/3*w = 6 // : 2/3
w = 6/2/3
w = 9
w = 9
| f(5i)=x^3+(7-5i)x^2+(6-35i)x-30i | | z=180 | | (3x^2)/2=96 | | 11-k/2=55 | | x+8+x+12=180 | | 16z-12=180 | | 4-2v=-7-2v | | 44-t=14 | | 15x-35=-25 | | -3(3m-10)-7=-5(m+1)+3m | | 18=-2u | | -x-(-3.9)=-5.9 | | 3(1-9a)+22a=2(2a-9)-15 | | g(2)=2x+1 | | 8a-7=5a+7 | | 14x-9=52 | | -27=-3(x+6) | | f(4)=-3x+2 | | 1,200,000/36,000,000 | | 2(3v-5)=2(v-11)-4 | | -2(-x+2v-5)= | | -2(x-7)=6(x-9) | | 132=-8-10b | | 48+8y=0 | | -3(8k+5)=3(9-k) | | g(-10)=2x+1 | | -u+239=53 | | 24=-26+x | | 5y-21=64 | | 8(y-7)=-2(y+3) | | (1/8)x=64 | | 129=172-x |