Answer:(d): y=ax+b (a≠0); (d1)y=-4x+13
because of (d)⊥(d1) --> a.(-4)=-1 --> a=
(d): y=+b. (d) pass through P(-1;-2) so we have
-2=(1/4).(-1)+b ---> b=
(d) y=
3x+2(4x - 4) =3
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Answer:
His wife gets $336 more than his son.
Step-by-step explanation:
Colin and Brian:
Ratio of 4:1.
So Colin gets of the prize.
Colin got $1680. Dividing between himself, his wife and their son:
Ratio of 2:5:3.
So Colin gets , his wife gets
and his son gets
Wife:
His wife got $840.
Son:
His son got $504.
How much more does his wife get over their son?
840 - 504 = 336
His wife gets $336 more than his son.