If it's not what You are looking for type in the equation solver your own equation and let us solve it.
5(r-75)=75
We move all terms to the left:
5(r-75)-(75)=0
We multiply parentheses
5r-375-75=0
We add all the numbers together, and all the variables
5r-450=0
We move all terms containing r to the left, all other terms to the right
5r=450
r=450/5
r=90
| 48=-8h | | (4^3)^6=2^n | | 6-2+c=-23 | | (-3)+1-8-6=x | | 3x+61=29 | | r/7-4=17 | | -12y+8y-21=25 | | (-3)+4+7+(-7)=x | | (6x+20)/(4x+10)=180 | | 2=-6+n/2 | | Y+2=-2(x+3 | | 3+(-7)+9+4=x | | 12x+55=-161 | | 5=12-p | | 9-(-9)-(-7)+7=x | | 4x13=52 | | -12x+8x-21=25 | | 8x+7=4x+38 | | (-2)+4+(-8)+1=x | | 45=7m+10 | | 4a2-36=0 | | 3+(-1)-(-8)-(-1)=x | | 4w=27 | | -30n+80=380 | | 7b-2/5=6b-7.5 | | 1x+8=-4x+11 | | (-4)-(-3)+(-7)-(-6)=x | | 119+13x=-50 | | x/1+5=12 | | E=500+7x | | 119+13x=50 | | 8x-2x+13=4x+27 |