Answer:
D
Step-by-step explanation:
Brainliest?
The 3 is distributed to the a+b inside the brackets........
Answer:
-9/7
Step-by-step
Slope Formula:

We can plug in the numbers 7 and -2 for the y and -4 and 3 for x

Answer:
Step-by-step explanation:
(a - b)² = a² + 2ab + b²
Area of square frame =side²
= (2b - 1)²
= (2b)² - 2*2b * 1 + 1²
= 4b² - 4b + 1
135 is the answer. please give me brainliest