10x-5x=1000
x=200
she must sell 200 necklaces
hope this helps
Answer:
A. parallel because their slopes are equal.
Step-by-step explanation:
because parallel means matching
meaning they have the same slope
y=-3/5x+4 2/5
1.
2.
<em>solve the squared numbers</em>
<u></u><u></u>
<em>subtract 64 from 289</em>
<em>square root 225</em>
<em>simplify that</em>