If it's not what You are looking for type in the equation solver your own equation and let us solve it.
19=2a+4
We move all terms to the left:
19-(2a+4)=0
We get rid of parentheses
-2a-4+19=0
We add all the numbers together, and all the variables
-2a+15=0
We move all terms containing a to the left, all other terms to the right
-2a=-15
a=-15/-2
a=7+1/2
| X-0.25(12-8x)=4(.5x-3) | | -8=-3+5y | | 4(3x-1)-2x=28 | | 41/2x-3=3.7x+9 | | (4x+9)=(6x-23) | | (5x+20)+(2x-15)=180 | | 2780=60t+1175 | | −3x+14=2x+39 | | 6x+5-11=180 | | 12(x+6.2=60 | | 4.5-3/4=3-1/4x | | 6x+(4x–20)=180 | | 4x-12=8+4 | | 3(2x+7)=-41+32 | | -7(n+8)=-28-3n | | 4+y/4=-4 | | 2x=10-7 | | -10=-2(j-6) | | 5+4m-16=25 | | 4½-3/4x=3-¼x | | 14-8=22+20p-8=22+6p | | 4(x-5)+2=2(3-x) | | (1)/(3)+2m=m-(3)/(2) | | (3x-15)=20 | | (1)/(3)+2*m-(m-(3)/(2))=0 | | 4y-2×=28 | | 75-25=75x | | f(6)=3/2(6)+1 | | -5c=-3c+16 | | 0.50k+2=6 | | -50=27x+9+32x | | 4x-15=3x+4 |