Answer:
e=9
sorry thats all i know:(
Step-by-step explanation:
Your answer for 15 is D or C. For 16 I’m estimating 125?
Y-2x=6 => y=6+2x
Y+2x=0
(6+2x) + 2x = 0
6 + 4x = 0
4x= 6
X=6/4
X= 3/2
Y=6+2x
Y=6+2. 3/2
Y= 6 + 3
Y=9
Check: y-2x=6
9-2. 3/2 = 6
9 - 3 = 6
Answer:
B
Step-by-step explanation:
x² - 4x - 7 = 0
(x - 2)² = 11
