Answer:
715 minutes
Step-by-step explanation:
we know that
To find out how many more minutes he can use, subtract the number of minutes he has already talked from the number of minutes of his plan
Let
x -----> the number of minutes of his plan
y -----> he number of minutes he has already talked
so
we have
substitute
Answer:
2persent
Step-by-step explanation:
because there are 10 10 in 100
3 x + 2y=8= 0 thats the answer bro
Step-by-step explanation:
Espero que te ajude de mucho
Answer: (-1, 2)
Step-by-step explanation:
<u>It's a counter-clockwise rotation, that means (x, y) changes to (y, -x).</u>
(-2, -1) ⇒ (-1, -(-2)) ⇒ (-1, 2)
<u>If it's a clockwise rotation, then (x, y) will change to (-y, x)</u>
(-2, -1) ⇒ (-(-1), -2) ⇒ (1, -2)