Answer:
(8,-9)
Step-by-step explanation:
using the principle of vectors, you match each number to their coordinates and add them
so we have (7+1,-12+3)
which is equal to (8,-9)
Answer:
193.8125
Step-by-step explanation:
$1.00 per 8 ounces, since it isn't in the simplest form (which isn't a unit rate)
Answer: I believe it can be a right triangle
Step-by-step explanation: