-1. Plug in -3 for x which makes 9-10 so -1
(7 + 5i) - ( -9 + i)
= 7 + 5i - (-9) - (i)
= 7 + 5i + 9 - i
= 16 + 4i
= 4i + 16
8X + 8 > 7x + 14
subtract 7x and 8 from both sides
x > 6
The difference is negative seven I believe
Answer:
60+30=90 degrees = complementary angles.
Step-by-step explanation: