If it's not what You are looking for type in the equation solver your own equation and let us solve it.
(54-0.9x)=0
We add all the numbers together, and all the variables
(-0.9x+54)=0
We get rid of parentheses
-0.9x+54=0
We move all terms containing x to the left, all other terms to the right
-0.9x=-54
x=-54/-0.9
x=+60
| -14-c=75 | | 12x2-15x-16x+20=0 | | 5x+7=13x-7-x | | 4(7x-3)=45 | | 56=4x+28 | | 16x^2+10=81 | | F(x)=6(5/2)^x | | 5a/6=4 | | 6x+8=12x+8-6x | | 28=1/2(4x+28) | | 9x+18+90=180 | | 3(6x−5)=3(6x−5)+x | | Y=20(0.75)^x | | A=6x-35B=3x+53 | | 3x+2x-20=110 | | (5x+10)=80 | | X+x+40+x+20=180 | | 3/4x+2/5=×-7/10 | | (5x-10)=80 | | 2x+5,6=0 | | 2x+5,6= | | -6(6-2x)=84* | | .18x+67+0.07x+34=180 | | 6x+24=21 | | 2k2-8=0 | | 9x−5(x−2)=22 | | 11x^2-46x+8=0 | | 7*x+50=169 | | 7c-25=45 | | h-(-2.22)=-7.851h | | 100(x-5)=0.1 | | 1/3p+1/2+7=7/6p+5+4 |