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I'm really lost with these.

 

 Aug 20, 2020
 #1
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+3

(a)

 \(-3(y+7)+39\le5(2-y)\\ -3y-21+39\le10-5y\\ -3y+18\le10-5y\\ 2y\le-8\\ \boxed{y\le-4}\)

 

(b)

\(2(7-v)+2v>15\\ 14-2v+2v>15\\ 14>15\\ \boxed{\text{no solution}}\)

 Aug 20, 2020

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