Answer:
Step-by-step explanation:
It's solved by grafic method
7+2x
You start off with $7 for 1 dog and for every other dog you bring is $2 more
Answer:
3
Step-by-step explanation:
a = the other leg:




Hope this helps
Recall that i represents the square root of -1, so by squaring it we get -1.
(2 + 4i)(7 - 3i)
= 14 - 6i + 28i + 12
= 26 + 22i