If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7z+5z-10z=20
We move all terms to the left:
7z+5z-10z-(20)=0
We add all the numbers together, and all the variables
2z-20=0
We move all terms containing z to the left, all other terms to the right
2z=20
z=20/2
z=10
| 12×-54=2x+6 | | 11x-32=52 | | F(x)=2x^+32 | | -3(u-18)=-6 | | 7c+2c+c-8c=8 | | 3(2x1)14=7+5x | | 7(x-1)=105 | | 5x+5+5+5=10x+8+10-100 | | 2.4n+3.5=2/4n+1/3 | | 3b-4=11* | | 2.4n+3.5=2/4n+3/5 | | −8x+32=4x(−2−4x) | | -10p+8=-42 | | 13d-3d-9d=12 | | 6x+5-3x=7(x-1 | | 1.7z-3.4=6.8 | | 8+3(x-2)=17 | | -5/3u+6=-5/6u-7/2 | | 2(x-8)=6x+20 | | |-6n-3|=63 | | x/5+3=1/15 | | 7x+8=24x-48 | | 13.521/4x=4.95 | | 2(6y+3)=18-3(-16-3y) | | 3(x+4)+7=–7(x-1)+2 | | 5+x/2+8=16 | | 3x-4=30x+13 | | 5x+6=52-7 | | 17s-4=47 | | 2(x+4)+6=-8(x+3) | | -(3x-8)-9x=-28 | | 13.5214x=4.95 |