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/90-2000 = 30*90 // - 30*90
X/90-(30*90)-2000 = 0
X/90-2700-2000 = 0
1/90*X-4700 = 0 // + 4700
1/90*X = 4700 // : 1/90
X = 4700/1/90
X = 423000
X = 423000
| 5/7-3/5 | | -5(4v-5)+8v=2(v+9) | | -x-7y=2 | | 3(u-3)=9u+5-4(-2u-1) | | (3x-4x)de(5x+2y)= | | (5a-8b+3c)-(5a-8b+3c)= | | 60x^2+19x-181=0 | | 4/3*3.14*3^3= | | (7m-2n)+(5x-3y)= | | 12:4= | | 9:3= | | 10Y=2x+4 | | (4a+1)(5a-1)=0 | | -7x+3=-3x^2 | | (4x^2-6x-34)+(5x^2+8x)= | | 3=5a+8 | | (8/50)^1/2 | | N-120=40 | | N-120=4 | | (1)/(w-5)=5 | | 7x^4(5x^2)= | | 1/w-5=5 | | X+50=2x-3y | | 6x^2(x^2+3xy-4y^2)= | | (x-8)+x+2(x-8)=92 | | 4y+10=2y | | -14x+5-x-3=x+6+x+3x | | 7cos^2x-3cosx-4=0 | | 2(x+5)=-3(-5) | | -4(2x-6)-(-1n)=-9 | | Q(x)=-8x-21 | | -4(2x-6)-(1n)=-9 |