Answer: r = − 4/3
Step-by-step explanation:
Cancel the base of 6 on both sides.
−2r−1=r+3
Add 2r to both sides.
−1=r+3+2r
Simplify r+3+2r to 3r+3
−1=3r+3
Subtract 3 from both sides
−1−3=3r
Simplify -1−3 to −4
−4=3r
Divide both sides by 3
-4/3= r
Answer✅