Step-by-step explanation:
f (x)= x-7
= -1-7
= -6
g (x)= x^2
= (-1)^2
=1
Answer: y=2x+14
Explanation:
Y=mx+b
Y= 2x-4
M=2
Y= 2x+b
2 = (2 x -6) + b
2=-12+b
12+2=12+b
-12
14=0+b
14=b
Y=2x+14
Answer:
64
Step-by-step explanation:If 1 pund is 16 oc times that by 4 and you get 64
The third one is correct, 20,007 is less than 20,070
Answer:
D. x2 + x - 20.
Step-by-step explanation:
(x – 4)(x + 5).
= x(x + 5) -4(x + 5).
= x2 + 5x – 4x – 20.
= x2 + x - 20.