I'm not sure that I am 100% right but I'll give it a shot.
50+75= 125*0.35=43.75
$43.75
Answer:5n+6
Step-by-step explanation :an=a1+d(n-1)
=1+(-5)(n-1) or 1+-5n+5
an=-5n+6
Answer:

Step-by-step explanation:

Complex numbers have the form a + ib. Given a + ib, the complex conjugatet is a - ib.
Therefore, the complex conjugate of -1 + 3i is -1 - 3i.