Answer:
v¹= -15, v²= -1
Step-by-step explanation:
there's 2 solutions to this
Answer:

Step-by-step explanation:
We are to determine which of these expressions are equivalent to: 




Therefore, the two equivalent expressions are:

Answer:
490 students have back packs
Step-by-step explanation:
700 / 10 = 70
70* 7 = 490
Look at the picture.
Corresponding angles:
∠1 and ∠5
∠2 and ∠6
∠3 and ∠7
∠4 and ∠8
<h3>Therefore your answer is ∠1 and ∠5</h3>