step 2 would be 10
step 4 would be 10x-x = 9x =7
x = 7/9
You need to find two factors of 20 that are consecutive: 4,5.
Answer: 5inx4in
Answer:
10
Step-by-step explanation:
n + n+1 + n+2 + n+3 = 4n + 6
4n + 6 = 34
4n = 28
n = 7
Eldest: n + 3 = 7 + 3 = 10
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