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Margaret [11]
3 years ago
7

Mike is 4 years older than his sister Olivia. together they are 20 years old. How old is Olivia?

Mathematics
2 answers:
maw [93]3 years ago
5 0

Answer: Olivia is 8 years old.

Step-by-step explanation:

"O" stands for Olivia

O+4 = M

O + O+4 = 20

2O +4=20

2O=16

2O/2 = 16/2

O = 8

Mike is 4 years older, so Mike is 12 years old

12+8 = 20

MrRissso [65]3 years ago
3 0

Answer:

Olivia is 24 years old

step by step

because Olivia is 20 years old and Mike is 4 years older than her so Olivia is 24 years old

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