Answer:
it is A and D :D
Step-by-step explanation:
Hello!
The answer to your problem is: 
<u>Simplify both sides of the equation</u>


<u>Subtract 2/3x from both sides</u>


<u>Subtract 2 from both sides</u>


<u>Multiply both sides by 3/(-26)</u>

<u>Get your answer</u>

Hope This Helps!
$4 / 8 = 50 cents per pen
.5 * 5 = 2.50
.5 * 3 = 1.50
Ivan pays $2.50 and Jeff pays $1.50
Ok I got 2,131 I hope that helps!