If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4r-3+r+7=39
We move all terms to the left:
4r-3+r+7-(39)=0
We add all the numbers together, and all the variables
5r-35=0
We move all terms containing r to the left, all other terms to the right
5r=35
r=35/5
r=7
| y=57(0.4)^4 | | (x+3)(x-5)=x2-2x-15 | | x-0.8x=45 | | -6n20=4(1-3n) | | y=750-16(21) | | 8b=56=b | | 9g−7g=8 | | 16y-16=21y+2 | | 4b+4=6b-6 | | 17s+3s=20 | | 9b=27=b | | 5*y=45 | | 5b=55=b | | 3(−5x+4)+5x−1=-39 | | 6b=60=b | | (.20)(10)=(0.05)(x)+(0.40)(10-6) | | 3(−5x+4)+5x−1= −39 | | -3(x-17)=-36 | | 2(3x-4)=70 | | 21x-63=105 | | 63=x*9 | | -3+13x=13x-3 | | 3/5y-1/2=-4/3 | | 2(x+5)+3x+5= 35 | | x+28+3x=90 | | 7(2e+3)=(4e+9)) | | 2,838=40(p+33) | | 2499=21(p+30) | | y/5+2.3=-10.2 | | 3m-1=-1-4m-m | | 7x+x-6=180 | | 24x=14x-30 |