The value of a should be 2000. Hope this helps.
Answer:
It 12
Step-by-step explanation:
This is because the scale factor between the triangles is 1.75, so I divide 21 by 1.75 and got 12
Hope this helped
Answer:
Slope=3/2
Y-intercept=3
Step-by-step explanation:
Answer: 6.25 is her profit
Step-by-step explanation: cost-price= protect
2.25 - 8.50=6.25