Please answer this question 20 POINTS !

k = 4

Step-by-step explanation:

y = 3x -1

y = -2x+k

Set the two equations equal

3x -1 = -2x+k

Combine like terms

Add 2x to each side

3x+2x -1 =-2x+2x +k

5x - 1 = k

We know they are equal when x= 1

Let x=1

5*1 -1= k

5 -1= k

4 = k

answer: 1,380

step-by-step explanation:

1: you turn %15 into a decimal by moving the decimal point two places to the left.

2: and then you multiply .15 by 1,200 , which will get you 180.00

3: from there you will add 180 to 1,200

4: which will get you 1,380

hope it *im kind of slow so idk if my answer is right*