Answer:
4
Step-by-step explanation:
- represent the number he thought of with x

- multiply through with the LCM which is 2






<span>(2d - 5)(2d - 4) = 4d^2 - 2d x 4 - 5 x 2d + 20 = 4d^2 - 18d + 20
Answer is B
Hope it helps! </span>
No entiendo....................
Perimeter: 26
Area: 32
Let me know if you need me to explain in depth!!