Math

Solve for each 2u+5y=15 and 4u=20

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Last updated by deborah621
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4u=20

4u/4=20/4

u=5

2u+5y=15

2(5)+5y=15

10+5y=15

10+5y-10=15-10

5y=5

5y/5=5/5

y=1