Don't listen but i'm gonna go with the third one

We're dividing fractions, so we will flip the one in the denominator upside down and we will multiply it with the numerator.

Let's equal this too 8/x

Cross multiply.

Divide both sides by 15.
Answer:
B
Step-by-step explanation:
Answer:
213 inches^2
Step-by-step explanation:
the ^2 is the exponent
Surface Area = 2×(6×9 + 6×3.5 + 9×3.5)
Please mark brainliest
Hello!
We must use a certain formula to calculate the surface area of a rectangular prism. The formula is:
A = 2 (wl + hl + hw)
Substitute:
A = 2(4 × 5) + (2 × 5) + (2 × 4)
A = 2(20 + 10 + 8)
A = 76 cm squared
ANSWER:
The surface area of the right rectangular prism is 76 centimetres squared.