If it's not what You are looking for type in the equation solver your own equation and let us solve it.
15/30=4/x
We move all terms to the left:
15/30-(4/x)=0
Domain of the equation: x)!=0We add all the numbers together, and all the variables
x!=0/1
x!=0
x∈R
-(+4/x)+15/30=0
We get rid of parentheses
-4/x+15/30=0
We calculate fractions
There is no solution for this equation
| x+12/100x=896 | | 20x=+20=x-50 | | 9+5k=-17-8k | | c–10=–9 | | 4x+1=9+6x | | 1/4x-2/5=39 | | 2m-(m+1=0 | | x3+x4=14 | | 4x2-9=247 | | 800+10x=600+15x | | H(t)=-4.9t+16t | | 2/5x-1=1/3x-3 | | (3x-4)^2+6=18 | | -7x+1=-76 | | 9-7h=30 | | -5*7^(p+8)=-60 | | 7+x3-4=67 | | 50000-60m=32000-35m | | 20^n-9=51 | | -5x13x=64 | | 5+2(x2-1)=75 | | 45=–5w | | 20x+20=x15x-50 | | 15=x-7.65 | | 3p-19=10p+23 | | 3/5x-5=20 | | c–2=3 | | 15x=29+2(3x–1) | | r-7/7=147 | | n-16=24.15 | | 3x-2/4=x-1 | | 38=p-2 |