If it's not what You are looking for type in the equation solver your own equation and let us solve it.
b in (-oo:+oo)
9*(b/4) = 4*9 // - 4*9
9*(b/4)-(4*9) = 0
9*(b/4)-36 = 0
9/4*b-36 = 0 // + 36
9/4*b = 36 // : 9/4
b = 36/9/4
b = 16
b = 16
| (X+y)-(9xy-6x^2)= | | 3x+6=87 | | -21m/3 | | 2x-5y+5= | | 9=(r-5)+11 | | 34/5n-8/9=7/15n | | 1+-2= | | 201=t/10 | | 3c-5d-6c+d= | | 0.2(2x-1)-0.5(3x-1)=0.4 | | (-8x^5+8y^2)(9x-9y^7)= | | 3c-12d=-5 | | 4(1.5x-2+2x)-2x= | | 5.80+2d-2=32 | | (y-5)-(y+6)=9y | | 4a-3b=9 | | 7x^2=7 | | h/10=100 | | 17=-5(3+4)+7 | | X/3+5=7 | | C/3+4=5+C/6 | | 7a+9a-8a= | | x/3=x/4-11 | | x/6=19 | | y=4/9*18+3 | | 10x-6y=16 | | y=4x^2+5x-8 | | 21-7= | | -20y+2y=7y | | (6x^3)-(4)=0 | | 4x+9=-5x+27 | | 7*9+9x=-63 |