PLEASE HELP ASAP Simplify the following expression:

a + 2c − 5b − c + a − b

Question options:

2a − 6b + 2c

2a − 6b + c

a − 6b + c

a − 5b + 2c

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

Math it's appreciated. (picture provided)

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.