Answer:
<h2>

</h2>
Step-by-step explanation:
5 1/2 , 6 3/4 , 4 2/3
Convert to decimals
5.5 , 6.75 , 4.67
Add
16.92
She worked 16.92 hours
Convert to mixed fraction
<h2>

</h2>
Hope this helps :)
Answer:

Step-by-step explanation:
Given

Required
Simplify

Open brackets

Collect Like Terms

Simplify like terms

......hope it helps......
Answer:
m = 
Step-by-step explanation:
distribute parenthesis on both sides
ac + am = 2c + 6m ( collect terms in m on left side )
subtract 6m from both sides
ac + am - 6m = 2c ( subtract ac from both sides )
am - 6m = 2c - ac ( factor left side )
m(a - 6) = 2c - ac ( divide both sides by (a - 6))
m = 