Answer:
Step-by-step explanation:
2.
y=kx
8=-4k
k=-2
so y=-2x
3.

4.
eq. of line is y-5=4(x+2)
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Answer:
(fºg)(x) = x -2
Step-by-step explanation:
f(x) = x + 2
g(x) = x - 4
(fºg)(x) = ( x - 4) + 2
(fºg)(x) = x -2
The answer would be 15 +20x. You have to combine like terms.
2+6+7+20x
8+7+20x
= 15+ 20x (answer)
N=25 because 20 divided by 4 is 5 which is 1/5 of n meaning 5x5 is 25