Answer:
Ea and St
Step-by-step explanation:
Let x be the amount of weeks.
60 + 7x = 120
60 - 60 + 7x = 120 - 60
7/7x = 60/7
x = 8.571428571
Answer:
25
Step-by-step explanation:
2x+2+5x+3=180 (angles on a straight line)
7x+5=180
7x=180-5
7x=175
x=25 (dividing both sides by 7)
Answer: an arithmetic sequence
Step-by-step explanation:
b (?) and c
m and n have the same slope (-2/5) so m//n