Answer:
170
Step-by-step explanation:
Equations derived from given info.
Use some substitution now.
- P=2(E+40)
- J=E+40
- P+J+E=300
Substitute first and second equation into third.
- 2(E+40)+E+40+E=300
- 2E+80+E+40+E=300
- 4E+120=300
- 4E=180
- E=45
Emily has 45 stickers. But we want to know what Peter has.
Use P=2(E+40)
Peter has 170 stickers.
1/2 × panjang × tinggi..............
Part A: 6.2
Part B:6.405
PArt C: The estimate was close to the real answer
Answer:
1/5
Step-by-step explanation:
I think you go to the number 1 on the bottom and you go up 5 and there's your answer?
Liam can conclude that the cost of the memberships for both gyms are equal.
