Answer:
2b+2c
35h+15m
4x+4y
3ac+bc
Solution given:
2 ( b + c )=2b+2c
5 (7h + 3m)=35h+15m
4 (x+y)=4x+4y
c ( 3a + b )=3ac+bc
D
Step-by-step explanation:
3.19 become 3.20 . 1.69 becomes 1.70. Then 3.20 plus 1.70 is 4.90 or 4.9.
2308/320= 7.2125So roughly $7.21