Answer:
I am pretty sure its an equilateral triangle
Step-by-step explanation:
im so sorry if its wrong .
Answer:
16
Step-by-step explanation:
substitute a for 10
10 + 6 would be 16
Answer:
460
Step-by-step explanation:

Equate the real and imaginary parts independently to find x and y.
Real part: -4=x, so x=-4
Imag. part yi=3i, so y=3
Answer:
$385
Step-by-step explanation:
7x$40=280
3x$35=105
280+105=385