If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
(-5/9)*a = 55/21 // - 55/21
(-5/9)*a-(55/21) = 0
(-5/9)*a-55/21 = 0
-5/9*a-55/21 = 0 // + 55/21
-5/9*a = 55/21 // : -5/9
a = 55/21/(-5/9)
a = -33/7
a = -33/7
| (n)+6=11 | | 9x+3y=15-2x-y=6 | | 26=6+37V-16T^2 | | 6a-a=-2 | | h(x)=x^2-25x+100 | | 5z=4.8 | | 1/3x-11=22 | | 5(4-3x)+7+x=4 | | 5x^2+6x+7=2(x+2) | | 2(x-1)=24/6 | | 7/3y=8/7 | | 10x+8y=200 | | X+1/3x+1/2x+16=49 | | -6+18=-9u+7u | | 5x-4=-69 | | 2(x-1)=34/6 | | 7y-5y=4 | | 9n^2+49+42n=0 | | s^2-23s-50=0 | | 7(2x+4)-9=36 | | y-3y=-24 | | 2/3=6/5x | | 4w-7w=-6 | | 4k^2-8k-3=-3-5k^2 | | -2w-17+7w=-12 | | 6+7=2x+3 | | 4x^4-35x^2-9=0 | | 5(4-3x)+7+2x=4 | | x=10x^2/2x | | 4k^2-8k-3=-3-k | | 13.1+k=12.4 | | 30a^3b^2+45a^2b^3-210ab^4=0 |