Answer
10 weeks
Explanation
he takes 7 quizzes every week. divide 70 by 7 and you get 10 weeks
hope this helps!!
Answer:
Step-by-step explanation:
2+2+2+2 = 8
Answer: 1.8 servings of soybean and 1.2 servings rice will be needed.
Step-by-step explanation:
Let x be the number of soybeans and y be the number of rice.
Then , According to the question , we have

Multiply 2 on both the sides of equation (2), we get

Subtract equation (2) from equation (3), we get

Put x = 1.8 in equation (2), we get

Hence, 1.8 servings of soybean and 1.2 servings rice will be needed.
Answer:

Step-by-step explanation:







<h3>Hope it is helpful...</h3>