Answer:
Step-by-step explanation:


80 x 4 = 79+81+77+x
320=237 + x
320-237 = x
83=x
so Marianne must score 83 points or higher on her last test
Answer:
Step-by-step explanation:Here's li
nk to the aly/3fcEdSxnswer:
bit.
1. Fermentation. 2. they would die as they wouldn't get energy. 3. short run because frementation occurs only when we r tired and we will be tired as we run it can be either long or short run.
i hope u understand plz inform me
Answer:
70 years old
Step-by-step explanation:
300 - 160 = 140
140 ÷ 2 = 70