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Elan Coil [88]
2 years ago
7

Helppppp with alll the problems asap!! Show your work

Mathematics
1 answer:
Nikitich [7]2 years ago
6 0

17) x+2x+1+3x=\boxed{6x+1}

18) 17-a+5a-1+4ab=\boxed{4ab+4a+16}

19) 2(3y-5+y+2)=\boxed{8y-6}

20) k^2 +k+k^2 -9k+23+k^2 +k+2k^2 -17=\boxed{5k^2 -7k+6}

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