If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4+-7r=102
We move all terms to the left:
4+-7r-(102)=0
determiningTheFunctionDomain -7r+4-102+=0
We add all the numbers together, and all the variables
-7r=0
r=0/-7
r=0
| +7d+557=92d | | 17q+7=5q+7 | | 3D-2d=13 | | 9/8m−1/6m=−4−11/3. | | m/28=22 | | x+14=+156 | | 3x2-8x+11=4(x-1) | | 175m−75m+48,250=50,750−15 | | 5(2r+4)=3(2r+9)+4r–7 | | 3/4x+5=0 | | 4=-11+2x | | j+452=-484 | | 26x+5=27x+1 | | -12+6-4=j | | 6x-1+4x+15=180 | | 10=s*2+7 | | 3.7+3x=40 | | 3+2x(4x-5)=9 | | 1/2(2x+2)-5x=-15 | | 2.2=2h | | 8/4}x+8=4x+8 | | 3x^2-8x+11=4(x-1) | | 6x+3x=2x+3 | | b4=16= | | 17-9x=189 | | C^2+27c=-5 | | m+-9.59=-5.59 | | 80w=480 | | n=5(n+3)=38 | | 15s=-840 | | 4(v-5)=-7v | | 25=7x+4-4 |