Answer:
0.01 is the awnser can you put me as the brainlest awnser
Step-by-step explanation:
Answer:
12 years old.
Step-by-step explanation:
1) 2x+x=18
2) Now solve 2x+x=18
Add alike terms
3x=18
Now divide both sides by 3 (3x/3 and 18/3)
x=6
So Hannah is 6 years old. Her sister must be 12.
Answer:
the 2nd one
Step-by-step explanation:
X+(x+2)+(x+4)= 66
3x+6=66
3x=60
x=20
20,22, and 24. so 20 is the answer
Answer: 9: c , 10: a ,11 :d 12: a
Step-by-step explanation:
