8x9=72 ft squared
4x3=12 ft squared
72+12=84 ft squared
Not sure bout this one look it up on google
A relation is a function, if and only if, the x- values do not repeat in a given set.
<u>B</u><u>)</u><u> </u><u>t</u><u> </u><u>=</u><u> </u><u>7</u><u>0</u><u> </u><u>h</u>
<u>A factory produces 70 toys per hour. The relationship between the number of toys produced, t, and the number of hours elapsed, h, is proportional.</u>
12 cards + 24 cards = 36 cards
36 cards - 13 cards = 23 cards
You gave your brother 23 cards
