Answer:
it would be a 25% increase.
Step-by-step explanation:
15-12 / 12 * 100 =
3/12 * 100 = 25
John- 375
Karen- 125
Answer 1...
j =3k
2j + k = 875
substituting the first eqn into the 2nd
2(3k) + k = 875
6k+ k =875
7k = 875
k =875/7 =125
thus j = 3(125) =375
Answer: Point of intersection (0, -2)
