Answer: 1,3,4
Step-by-step explanation:
Answer:
- 3b(10a - 3b)
Step-by-step explanation:
Given
(5a - 3b)² - 25a² ← this is a difference of squares and factors in general as
a² - b² = (a - b)(a + b), thus
(5a - 3b)² - 25a²
= (5a - 3b)² - (5a)²
= (5a - 3b - 5a)(5a + 3b + 5a) ← simplify parenthesis
= - 3b(10a + 3b)
Answer:
Slope: 
Y-int: 9
Step-by-step explanation:

-6x -6x
-2y = -6x + 18
----- ------------
-2 -2
y = 3x + 9