If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-15-12n=5+4n-15n
We move all terms to the left:
-15-12n-(5+4n-15n)=0
We add all the numbers together, and all the variables
-12n-(-11n+5)-15=0
We get rid of parentheses
-12n+11n-5-15=0
We add all the numbers together, and all the variables
-1n-20=0
We move all terms containing n to the left, all other terms to the right
-n=20
n=20/-1
n=-20
| (12x-15)x=(7x)3 | | (1/4-9/2)+(-5x+1/2)=x-2.5 | | 3(4x=+8)=-43+31 | | 8-3(5-2y)=0 | | 3d+16=9d-20 | | 45x+77=45x-77 | | 10+2p=-10+9p-8 | | 4m(5m+6)=0 | | 3.5(2n+10)+7=3.8n+10n+61.2 | | 9+3x=3(2+x)+3 | | -9+2v-5=4+4v | | –9+2v−5=4+4v-9+2v-5=4+4v | | 3x-2+2x+5=38 | | 8(2x+3x+2)=–4x+138 | | 2.50+5.00=5.00+0x | | 8(2x+3x+2)=–4x | | 5y-10=7y+8 | | –9+2v−5=4+4v | | -f=-3f-10 | | 9x+1=134 | | 10+8r=-5+5r | | 14x2-18x-20=0 | | 10+8r=–5+5r | | 13=2u-1 | | 7x-4=20+3= | | -3y-6=5+8y | | 5-3(x-4)+2x=20 | | 9-7x+8x=1+3x | | –3y−6=5+8y | | 5x-3=-8+3 | | 1+5x+2=-13+3x | | 3r-2/r=9/7 |