Answer:
Step-by-step explanation:

Step-by-step explanation:
• no solution:
3x+9+4x+x = 8x + 9
• one solution:
3x+9+4x+x = 7x + 11
• infinitely many solutions:
3x+9+4x+x = 8x + 11
She has 445 left after the bear ate some so
21 × 12 = 252
252 + 445 = 697 acorns
she should maybe bother the bear so he can't hibernate, or steal his food so he knows what it's like
Sry I'm couldn't solve the second one but the ans for the 1st is 504 sq units
Answer:
one time
Step-by-step explanation:
because after that you would subtract by 20