If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3n-15=7n+9
We move all terms to the left:
3n-15-(7n+9)=0
We get rid of parentheses
3n-7n-9-15=0
We add all the numbers together, and all the variables
-4n-24=0
We move all terms containing n to the left, all other terms to the right
-4n=24
n=24/-4
n=-6
| (1/6)^y=36 | | 3(-2)-5y=-21 | | 2(5y-2)+2(y+11)=42 | | (1.07)^x=(10000/500) | | 20x+6=1.4 | | 7=4b=3 | | 7(3x6)+(x+2)=11 | | 42x+x^2+400=0 | | 7(3x66)+(x+2)=11 | | 2x-42=-14 | | 5x+12=2x–15 | | 5x*5=2*2 | | 4(u+8)=-4u-24 | | 2x+2=-32 | | 9(x−1)+8=17 | | 7n-n+n=7 | | 5(2x+3)+5x=45 | | 16a-16a+4a-4a+a=8 | | -16=-8v+3(v-7) | | 98+90+90+17x-3=360 | | -2x+15x*2-8=0 | | 6n+7-2n-14=4n+8 | | (7x-4)+48=180 | | 8/x=56 | | p/3+-5.6=-4.6 | | 12-n=68 | | 19r-18r+2r-r=8 | | x*2+2x+12=0 | | 15x-14=10/9x | | 3(2x−5)=6x+ | | 5y+2(2y+3)=8(y+3) | | 5x+100=30 |