7y+11+7y+11+7y+11=180(A.S.P)
21y+33=180
21y=180-33
21y=147
y=147/21
y=7
y=7
Answer:
False
Step-by-step explanation:
First calculate how many cookies makes in one hour and then I calculate the number of cookies he makes in nine hours
Then AE < BC. or am i wrong