If it's not what You are looking for type in the equation solver your own equation and let us solve it.
15+20-4x=4
We move all terms to the left:
15+20-4x-(4)=0
We add all the numbers together, and all the variables
-4x+31=0
We move all terms containing x to the left, all other terms to the right
-4x=-31
x=-31/-4
x=7+3/4
| 6x=5(2x+2)+6 | | 4–3x=10–5x | | 5x–4=3x+6 | | 64-32w=55-35w | | x+(x+1)=231 | | 4(2t+1)=52 | | 5(x+4)=3x+9 | | 5(x+4)=3x+~9 | | 203=7x | | 3x+4=-2x+8 | | c+6=92 | | n=7=103 | | y=91+6 | | 10=9u-8 | | 7(v-4)=21 | | 8(u+6)=80 | | 4(1+u)=48 | | 5p-7=p+3 | | 10=10z | | 95=10s-5 | | 200-20x÷10=150 | | 8p+6=3p-9 | | 40=3c+16 | | 3p-2=2p+8 | | 4(7p-5)=6(4p-2) | | 3(2p+5)=5(p+1) | | 6(3p-5)=7(3p-2) | | 7(p-7)=2(11+p) | | 2f+3=2-3(f+3 | | 8(e-3)=4(e-1) | | w+3/w-1+w+5/w=3w+1/w-1 | | 20-2z=5(z-3) |