If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4+2n+3n=19
We move all terms to the left:
4+2n+3n-(19)=0
We add all the numbers together, and all the variables
5n-15=0
We move all terms containing n to the left, all other terms to the right
5n=15
n=15/5
n=3
| n(n-3)/2=4.n | | 20x-1=56 | | b7=6 | | 10-5x=2x+2 | | 3(x-)=27 | | 5=5+0n-n | | 3(w+4)-4=3w+2 | | 7(2p+3)–8=14p–13 | | 1/3(x+2/)=1/6(x-4) | | 8-(32)=-8x | | -4n-1+3n=-1 | | 4x-7+6x=73 | | m−3=8 | | -2(x-4)=4x-8 | | 5=1+3n+1n | | x-434.32=124.75 | | 3(x–3)=5(1.5+x) | | 25=y/5 | | 6x-8=4(x-3) | | 10x+8=12x^2 | | 5(x+2)=2(x+5)+3x | | y+15=13 | | 20-4x-πx=0 | | -13=-1n+4n-4 | | 11-1=m | | -7x+16=-11x | | 5x+2x=7x+12x | | 20x+3=5x+3 | | 0.12(x+2000)=5640 | | 11=−5x+8 | | 1=11-m | | 5x+2x=-7x+12x |