Answer:
Step-by-step explanation:
Given
See attachment
Solving for y
From the attachment:
and
Substitute DC for AD
Substitute values for AD and AC
Collect Like Terms
Solve for y
Hope this helps the answer is 97!
Answer: r=0.8
4r + 8 = 7.2 + 5r
<u> -4r -4r</u>
8=7.2+r
8-7.2=r
0.8=r