If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-sin(8-(3*x))
y = 18*x^2-1*x-3;18;-1;-3
-(((-1)^2-(-3*4*18))/(4*18))
-(-1/(2*18))
18*0^2-(0*1)-3
| 6×5/6x=5/14×6 | | 5v^4+7= | | 6r-2= | | X-36=-6(2x-14) | | 14x-17=32 | | 80-2x/20 | | 9(8c-1)-2=70c+9 | | a-10/-4 | | 110+85+60+25+130-20x=360 | | ln14/ln7 | | x+122=360 | | -2(1+1)=-2+5 | | 2.5+(3x+1)=7x+11 | | 6-1/8x | | 50+x=360 | | .5n+4=15n | | 2(x-2x)-3=79 | | (4/x)/6/y=3/7 | | 2(x-2x)-3= | | 2pisquared=24 | | 5(3x+9)-2x=-(5x+9) | | 6p=16 | | 22-4/22 | | 2(x+2x)-3= | | B-10.002=17.702 | | 188=m+88 | | 3m-7=8m+5 | | x-56x-49=0 | | 46-18=4(x-1) | | r^3*t^-7/t^5 | | 3x+6x=-81x | | (3+7i)+(3-7i)=0 |