Answer:
28
Step-by-step explanation:
substitute x for negative four -4(-4)+12=
solve -4 * -4= 16
add 16 and 12 equals 28
Answer: 47/90
3/10+2/9=47/90 somehow ig
c
5th year= 9800
1st year=15800
2nd=14300
3rd=12800
4th=11300
5th=9800