So what you do,is you add them together to get 13/10 but then you can also simplify it but you can keep the answer to 13/10
Answer:
2x+14
Step-by-step explanation:
(3/4)x-7.3+(5/4)x+21.3
(3/4+5/4)x+21.3-7.3
2x+14
9. 25
10. 70%
11. 30
12. Turn 5/6 to a decimal then multiply it times 100 and add your percent sign
C is the answer ... all u has to do was subtract 5 from 12 , then -11-14 , then -13-9