Answer:
130x+150y=1,920
Step-by-step explanation:
Why that is the equation is he learned 130 words per month in Portugal and 150 words per month in Brazil. Added together it is 1,920.
So the equation is 130x+150y=1,920.
In the middle of the first squre
14. The pattern is subtracting one number higher each time from each as it goes
Answer:28
Step-by-step explanation:
15+7•4-15
15+28-15
43-15
28
Answer:
i cant make a diagram but here i go.
Step-by-step explanation:
250-135=115
250-150=100
100+115=215
250-215=35
So your answer is that 45 people like both, 115like modern, 100 like folk song, and 35 like both.
