If it's not what You are looking for type in the equation solver your own equation and let us solve it.
f/3-21=-26
We move all terms to the left:
f/3-21-(-26)=0
We add all the numbers together, and all the variables
f/3+5=0
We multiply all the terms by the denominator
f+5*3=0
We add all the numbers together, and all the variables
f+15=0
We move all terms containing f to the left, all other terms to the right
f=-15
| -0,4x=10 | | -3(-x+10)=9x+6 | | 3/n=5/2 | | -4y-3=-39 | | 2(5+x)=14 | | g^2+17g=0 | | -2(3x–4)=4(-x+4) | | -5/4x+3/2=7/8 | | -5(-2x+6)=20 | | -4(2x-3)+-2x=11 | | 9x+48=-3x | | v^2-46v=0 | | 4x–3=9 | | 4(2r+1)= | | n^2-19n=0 | | 2.4=-t/3.5 | | 2+3a=-4 | | -2/3(-3y+3)+3y=-34 | | 2(8+x)=-22 | | -2y-4=-22 | | 4x-18=6x+11 | | 2(8+x)=-45 | | -2/3(-3y+3)+3y=-33 | | 3(r+6)+5(r+4)=46 | | 3(x-2)+9(x+6)=8 | | 2(8x-4)=-45 | | -7y-7=14 | | 5+3y=12,3 | | -3y-4+4=19 | | --28=7(x-7) | | (7s+1)(s+1)=0 | | -3y-4=20 |