(4.5y +9)-(6.2-3.1y)= 7.2y+2.8

asked Jul 5, 2022 32.8k views

1 vote

by Rebar

4.4k points

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6 votes

Answer:

Explanation:

(4.5y+9)-(6.2-3.1y)=7.2y+2.8

4.5y+9-6.2+3.1y=7.2y+2.8

4.5y+3.1y+9-6.2=7.2y+2.8

7.6y+2.8=7.2y+2.8

7.6y-7.2y=2.8-2.8

0.4y/0.4=0/0.4

y=0

I hope this helps

Alex Krauss answered Jul 9, 2022

4.7k points

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