Answer:
3/2
Step-by-step explanation:
sub in 4 to a and -1 to b
=(5-2(4-3))/2
4 minus 3 simplifies to 1
5 minus 2 is three therefore
=3/2
If a=4 b=-1
Then,
Substitute a=4 and b=-1 into
5-2(a+3b)
2
5-2(4+3(-1))
5-2(1)
=3
