Answer:
25
Explanation:
9+3=10
10 to the second power is 100
100/4 =25
The answer would be (la mano)
.Es necesario estudiar mucho.= tienes que estudiar mucho.
It is yo trabajo because currently the verb is in infinity form but to put it in first person form you cross out the last two letters and add an o. So trabajar becomes yo trabajo.
