Answer:
2
Step-by-step explanation:
Answer:
A and E
Step-by-step explanation:
x²+3x-28=0
x²+7x-4x-28=0
x(x+7)-4(x+7)=0
(x-4)(x+7)=0
x=4, x= -7
Please give brainliest if it helps
Answer:

Step-by-step explanation:
Given: 
Step 1: Distribute the Left-Hand Side

Step 2: Collect like terms

Step 3: Divide both sides by 2

Answer:
B
line n has slope equal to zero