Given :
f(x) = 3x-7 , when x>0
and f(x) = -2x+3 x<0
as 6 is greater than 0, we get that :
f(6) = 3(6)-7
=> f(6) = 18-7
=> f(6) = 11
hence, option a) is correct
6, 10
9, -13
12, -21
18, -23
step-by-step explanation:
you just add 6 to the x-coordinate and subtract 10 from the y-coordinate.