Answer:
If, a = 2 and b = 3
<h3>Jada</h3><h3>

</h3>
It's not equivalent.
<h3>Diego</h3><h3>

</h3>
It's equivalent.
The correct equation is 4a + 9b.
All because -2.22 is a real number, it’s a rational number because it can stop and a integer because it’s negative
Answer:
9/10
Step-by-step explanation:
She lost 1/10 and 8/10 marbles. When you add them up you get 9/10. There for, Christina lost 9/10 marbles altogether.
Hope this helps :)