If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3a-1+2a=38
We move all terms to the left:
3a-1+2a-(38)=0
We add all the numbers together, and all the variables
5a-39=0
We move all terms containing a to the left, all other terms to the right
5a=39
a=39/5
a=7+4/5
| 2/3(x-9)=2/3-1/3 | | 1/2x-7=2x-5 | | 7x+32+6x+8=56+4x+56 | | 5(b+2)-3b=24 | | -6+6x=30 | | 4x+x+5=3x+13 | | 5x+8+5x=10+8x | | (x+4)(4x+1)=0* | | x/4-8=-14 | | 3=17−2s | | 4x≦20;x=2 | | 3x+2+6x=18+1x | | 4(2n+50)=60 | | n.n+4=-6 | | x-19(-6)=-54 | | v=(3.14)(9)(2) | | 2.5x-9=22.5 | | 4x3=1728 | | -11x-59=18 | | −2=−2(3x+7) | | 18+-5p=-7 | | 3x-11=75(-1x) | | 35x=10=20x+175 | | 52=3(2x-5)+1* | | 16=-2/3x+16 | | 14x-18=90 | | 3(4x+8)+12x+48=192 | | 4x+3=2x-5+x | | 4/5x+2=5 | | 16=-4x+12 | | -3+p=3p-11 | | 3(x-6)=2(5-2x)* |