Combine like terms. what is a simpler form of the expression?im stuck

-3(-4y + 3) + 7y

Abus ride for a senior citizen cost $1.25. a monthly pass costs $35. write and inequality that represents the number of times a senior citizen must ride the bus for the monthly pass to be a better deal.

Find the value of x. round the length to the nearest tenth

Percent increase and decrease. original number: 45 new number: 18