If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
(-9/2)*x = 27 // - 27
(-9/2)*x-27 = 0
-9/2*x-27 = 0 // + 27
-9/2*x = 27 // : -9/2
x = 27/(-9/2)
x = -6
x = -6
| 89-17= | | -3(-4-3n)-4=-5-4n | | (5/6)=n-(1/6) | | 12-4y=7y+4 | | 2.2(y+1)-4.5y=1.8+20 | | 18=1/2k•9 | | ×/12=3/4 | | 5x+23(x-3)=295 | | .75x+2=4.66666 | | 5(3-t)=4(2t-6) | | 8x+19=23(x-82) | | -x/11=1/16 | | -7.7-4z-8.1-2z=-5z+8.4 | | 35x-15=110 | | 4x+-8=2x+12 | | H(x)=x+2 | | 6(2x+6)=5x+2 | | 4/54=12/? | | X^2+y^2+10x-6y-47=0 | | (6-y)(5y-1)=0 | | 2//3(x-4)=1/3(2x-6) | | 3y+4x=9fory | | 3n-.5n=60 | | 8x-3=19+6x | | 7x+10=92(3x-4) | | x^2-15=85 | | -10-(-15)/5 | | 20+-3+-3=14 | | 6v-21=-3(1-5v) | | 7z+8= | | 180+92(5)=x | | 8-10/3w |