If it's not what You are looking for type in the equation solver your own equation and let us solve it.
21/0.7 = 0
55;12;13;9;0;0
(-1.4*1)/4 = 0
(x^4-(3*x^2))/((x^2-1)^2)
(5*(k-13)^1)/3 = 20
| -8(6a-1)=-39-a | | (x-5)(x+p)=x^2-qx-10 | | 79-5y=7x | | 21/0.7 | | 10x-13=x+16 | | -3x+87=11y | | 3(-1y+12)-4y=85 | | =12x^5+6x^2-18 | | p+0.06p=360.4 | | -1.4*1/4 | | 9n-(6n+7)= | | 5x^2-48x+126=0 | | 2.5t=3 | | x-6=5(x+2) | | 5(k-13)^1/3=20 | | X÷4/5=40/15 | | 2a-7a=9 | | 2x+4=7x+8-x | | -4(3m+3)=-36-6m | | 3y-2=9x-5 | | 24=9+1.5(X+6) | | F(x)=2+10x | | 25x+107-2y=5y+28x+50 | | 10x-10y-35=35-15x+4y | | 3(2x-1)=4(2-1) | | 46k=4002 | | 3.5+y=7 | | D=ut+ktsquared | | 4(k+2)-8k-5=3k+9-2(k+6) | | 18x+9y=27 | | z=4x+5y+6 | | x^3-3x^2-36x-32=0 |