3r-6=-21
3r-6+6=-21+6 (Add 6 to both sides...)
3r=-15
r=-5
3r-6=21
3r-6+6=21+6 (Add 6 to both sides...)
3r=27
r=9
r=-5 or r=9
Answer:
0, 2
Step-by-step explanation:
im not sure tho
Answer: 1/6 cause there is 6 sides to a cube and ur only wanting one number
Substitute the value of the variable into the equation and simplify
66xh
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