They would cost the same amount by day 2. day 1 for car a is $45.50. day 1 for car b is $40. day 2 for car a is $60. day 2 for car b is also $60.
In this item, it can be seen that from an expression of,
(4 + 5i) + (-3 + 7i)
Aiko transformed the equation by factoring out the i's from the expression and wrote it as,
(4 + 5)i + (-3 + 7)i
Now this is wrong because i there is not a variable but a notation that 5 and 7 are imaginary numbers. In fact, she cannot factor out the i's because it is not present in both -3 and 4. The answer therefore to this item is the last sentence, "Aiko incorrectly used the distributive property by combining ..."
Answer:
$400
Step-by-step explanation:
Dexter's earnings can be found using the proportion ...
earnings/sales = $8/$18 = ??/$900
Multiplying by $900, we find ...
?? = $900(8/18) = $400
Dexter's earned $400 on the sales for the month.
Can you please put the problems?
