If it’s only 1.4x + 3.5y then that’s the answer because you can’t do anything with them. Since one has an x variable and the other has a y variable you can’t combine them together.
Use Pythagoras theorem

Two triangles are similar

(6+3)*12/2 - 6*8 /2 = 30
Answer: −4<x<1
Step-by-step explanation: plz mark brainliest
So, if k/9=3/9, then k=3, because it is a variable substituting 3. :D Hope I could help!
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