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)
x-((30*x)/100) = 18.75 // - 18.75
x-((30*x)/100)-18.75 = 0
x+(-3/10)*x-18.75 = 0
7/10*x-18.75 = 0 // + 18.75
7/10*x = 18.75 // : 7/10
x = 18.75/7/10
x = 26.78571429
x = 26.78571429
| (x+14)(x-9)=0 | | 2/3x^2-8=0 | | 130x17/26x3/25 | | 5-8c=7c | | B+28+3b=74 | | (B^2+4b+4)/(2b^2+3b-2) | | 130*17/26*3/25 | | 7=-11+v/5 | | 84=x/97 | | 7=-7+v/5 | | .03x+x=1000 | | 2(5-3a)=4a-16 | | b^2+4b+4/2b^2+3b-2 | | 97x^2=180 | | -(7y+2)-(6y-7)=3 | | f/14=-63 | | ((2x-4)/100)=4900 | | 224=55x+59 | | 0.1(x+40)+0.7x=20 | | x^2-2y=8 | | -2.3n+1.8=2.2n-5.1-2.1 | | 5/6y | | -2.3+1.8=2.2n-5.1-2.1 | | (y/6)-3=5-(5/6)y | | 7-1.5(4-10x)=31 | | 9x+7=0 | | Y=50x+40 | | 1/5x+1/3x+8/15 | | 5x-6x=2 | | y=-4x^2+25 | | 14(t-3)+7t=7(3t+2)-12 | | y/6-3=5-5/6y |