I’m pretty sure it’s 1 1/3
He gets 7.80 an hour so you multiply 7.8 by 5.25 hours
Enable M = Mary's age now So Mike's age is 3M 3M + 4 = 2 (M + 4) = 2M + 8 Now, subtract 2M from the two factors. then you definitely have: M + 4 = 8 or M = 4 examine: Mike is now 12. In 4 years, Mary would be 8 and Mike would be sixteen.
Answer:
I think 2 points
Step-by-step explanation:
I may be wrong bc I suck at algebra. literally who is gonna use algebra ever?
Step-by-step explanation:
5×a×5×a
collect like terms
5×5×a×a
25×a^2
25a^2
