Jack is 27 years older than Susan. In 5 years, he will be 4 times as old as she is
2 answers:
Answer:
x - Jack's age
y - Susan's age
Jack is 27 years older than Susan.
In 5 years he will be 4 times as old as she is.
Jack is 31 years old and Susan is 4 years old.
Answer:
jack is 31 and susan is 4
Step-by-step explanation:
j = s + 27
---
j + 5 = 4(s + 5)
j = 4s + 20 - 5
j = 4s + 15
---
j = s + 27
j = 4s + 15
---
4s + 15 = s + 27
3s = 12
s = 4
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