Curt needs to hit his next shot close to the pin which is surrounded by water

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

Precalculus question, image attached.