Answer:
the area is 145 units
Step-by-step explanation:
They don't have the same x-coordinates or the same y-coordinates so it is neither.
Answer:
$0.3 per cookie
Step-by-step explanation:
a dozen is 12 cookies. 2*12 = 24.
7.20/24 = 0.3
so each cookie costs 0.3 dollars
Answer:
y = 6
Step-by-step explanation:
7x - 9y = 23
7(11) - 9y = 23
77 - 9y = 23 (subtract 77 from both sides)
-9y = -54 (divide both sides by -9)
y = 6
The two numbers are 3 and 21, because 3 x 21 = 63 and 3 + 21 = 24.