Answer:
8 13/24
Step-by-step explanation:
42 2/3= 42 16/24
34 1/8= 34 3/24
42 16/24- 34 3/24= 8 13/24
The number -5 would go to the left of a number scale. Typically because all negatives move to the left of zero on the number scale.
1.50x + 6.50y is your algebraic expression.
Aida did not correctly divide by the common factor to get (4+8).