CULLOM A
1) 9x
2) 4X-7
3) 5(X+1)
4)4 + x
5)2a + 3
CULLOM B.
a) twice a number increased by 3
b) a number added to 4
c) five times the sum of a number and 1
d) the difference of four times a number and seven
e) nine times a number​