Answer:
56
Step-by-step explanation:
solve expression using pemdas
(shown in image attached)
I think the 3 is an exponent so we can write the expression as
18 * 4y^3
= 72y^3
3x=45
(divide each side by 3)
x=15
You need to answer 15 correctly.
I think it’s C, let me know if I’m wrong