Answer:
SAS
Step-by-step explanation:
AC ≅ EC (Given), ∠ACB ≅∠ECD ( Vertical Angles), and BC ≅ DC
Answer:
Step-by-step explanation:
Given
Economic system Q is given by

also 
if 



substitute these values




differentiate w.r.t to L to get 



Eddie: $10-3=$7
Marsha: $8+$3=$11
2/4 or 1/2 (simplified) is your answer
Let's simplify step-by-step.<span><span>−<span>4.9x</span></span>+<span><span><span>(1.3)</span><span>(0.11)</span></span><span>(0.1)</span></span></span><span>=<span><span>−<span>4.9x</span></span>+0.0143
</span></span>Answer:<span>=<span><span>−<span>4.9x</span></span>+<span>0.0143</span></span></span>