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)
(4*x)/30 = 7*x-9 // - 7*x-9
(4*x)/30-(7*x)+9 = 0
(4*x)/30-7*x+9 = 0
9-103/15*x = 0 // - 9
-103/15*x = -9 // : -103/15
x = -9/(-103/15)
x = 135/103
x = 135/103
| X^5+3x^3-1=0 | | -2295+255m=0 | | 9y+1=y-25 | | 78=4p+6 | | 7x=-7+28 | | -9h-(15)=93 | | (5+n-4)=3(n+2) | | m=1/4/3 | | 10x+8=90-x | | 5y-3+y+41=6y+40-2y | | 5a-50=3a+20 | | x+2x+2x+9+3x-9=180 | | 20x^2+2x=0 | | -2(x+1)=2x-10 | | 1.5x+4=2.5x+7 | | -11580x=x | | 8-6m=1000-10m | | 5x-2=3-y | | 2-5/3=3/2-2x | | (5x+2)(3x-1)=0 | | -46+11y+6=4(4y-3)-3 | | 3m+12-m=78+m | | X^2+13=1 | | .66=x^80 | | 4(4x-5)=20 | | 5/7/8=x-4/5/8 | | 5/7/8=x-4/4/5/8 | | 21x+2.5w=6+5.7w-3.2w+15 | | 125+12x=545x | | 330=6x+6(-5x+7) | | -35+6k=k-2k | | 2/15*5/15= |