Answer:
Step-by-step explanation:
y + 1 = 3(x - 4)
y + 1 = 3x - 12
y = 3x - 13
5(x-3)(x+3)
Answer:12.5
Step-by-step explanation
x2-30x-21=0
x =(30-√984)/2=15-√ 246 = -0.684
x =(30+√984)/2=15+√ 246 = 30.684
um sorry cant help I spaced lol