Answer: 15.5 + 2.1
Step-by-step explanation:
5 x 3.1 is 15.5 and 2 x 1.05 = 2.1 so it is 15.5 + 2.1
Answer:
[tex]\tt 17.60[/tex]
Step-by-step explanation:
[tex]\tt 5a+2b, \: when, a = 3.1 \: and \: b = 1.05[/tex]
[tex]\tt 5(3.1)+2(1.05)[/tex]
[tex]\tt = 15.5 + 2.10[/tex]
[tex]\tt = 17.60[/tex]
- :)