Answer:
D. is the correct one.........
option 2.
the others are simultaneous equations in two unknowns but 7x-2y have the same value and the value can't be two different things at once
1) V
2) V
3) V
4) V
5) V
Step-by-step explanation:
<u>8</u><u>:</u><u>-</u>
<u>9</u><u>:</u><u>-</u>
As its a isosceles triangle