Answer:
Step-by-step explanation:
A 'like term' for 7y must have the variable y in it, but would have a different coefficient.
For example: 11y and 7y are like terms: same variable, different coefficients.
Answer:
Naman is 12 years old
Step-by-step explanation:
This means his sister is 3 which means in 20 years Naman will be 32 and his sister will be 23. Double 23 and you get 46 and 46 - 32 is 14
Step-by-step explanation:
ما زلت لا أستطيع أن أخبرني بما تحاول أن تخبرني به ولد أو بنت آسف على تحمله