Answer:
220
Step-by-step explanation:
24...........................................................
Hmm, it looks like it could be commutative property of multiplication.
The order of the expression is different.
4(2+3)=
4(5)=20
(2+3)4=
(5)4= 20
Convert the percentage into a decimal:

Set up a proportion using the hours Andrea worked, and the percentage compared to Carmen's workload:

The numerator will represent the hours worked, and the denominator will represent the percentage when compared to Carmen's workload.
Cross multiply the fractions:

Divide both sides by 0.45 to get x by itself:

Carmen worked
20.56 hours last week.
2. x =(6+√20)/-8=3/-4-1/4√ 5 = -1.309