HELP FAST 15 POINTS
a)4x+2y=8
b)4x-2y=8
c)2x+y=4
d)4x-2y=2

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

If you can solve all of these i will give ! - 4% of 190 - 4% of 162.5 - 4% of 140 - a 4% increase from 155.1 - a 4% increase from 159.8

Me d is also an option but i couldn't get it in the picture