If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-6r+7r=-7
We move all terms to the left:
-6r+7r-(-7)=0
We add all the numbers together, and all the variables
r+7=0
We move all terms containing r to the left, all other terms to the right
r=-7
| (2k+1)+(2k+1)=2(2k+1) | | 10x+3+2x-8=31.12x=31-3+812x=36x=36/12x3 | | x-4/x-5+x-6/x-7=10/3 | | x-3=7x+21 | | -6z=498 | | 4-2=h+7 | | 4-3=h+7 | | 1/2^x=4^(x-3) | | x^2+4x-10605=0 | | 5x+-26=-33 | | -48=6n+7n+9 | | 3z+-2z=10 | | -18a=126 | | b-14=-126 | | 6g-1=9+10g | | 7x-16+62+43=180 | | 7x-16+62+42=180 | | 8x+6+60+90=180 | | p+71=9p | | 5p-58=p+26 | | (3x)+48+90=180 | | 4x-12+3x+15+79=180 | | 34.76-d=14.88 | | (6x-11)+x+5)+81=180 | | (14x-13)+(4x+13)=180 | | (14x-13)+(6x+2)=180 | | 29+(11x-1)+(20x-3)=180 | | v=15+12t | | 27-19=5(5l-3) | | 3x-19+45+3x+4=180 | | 135=-1+45x=23 | | (4x-15)=44 |