Determine whether (7,8) is a solution of 7x+9y=11​

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

How do i put 3(x+7) in distributive property