The Idol's Eye diamond weighs 79.2 carats. The Blue Hope diamond weighs 33.68 carats less than the Idol's Eye. What is the weight of the Blue Hope diamond? A. -146.56 B. -45.52 C. 45.52 D. 140.20

C. 45.52

Step-by-step explanation:

Idol's Eye diamond = 79.2 carats.

The Blue Hope diamond weighs 33.68 carats less than the Idol's Eye.

Let the idols eye diamond= x

Blue hope diamond = y

Blue hope diamond, y = x - 33.68 carats

= 79.2 carats - 33.68 carats

= 45.52 carats

The correct answer is C. 45.52

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value