brett signed up for 2 tennis lessons each month from January through May. How many lessons did he sign up for in all
2 answers:
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Answer:
y=
Step-by-step explanation:
x/y=n-9
x= y(n-9)
x= yn-9n
-yn= -x-9n
yn= x+9n
y=
Answer:
hope this helps :)
Step-by-step explanation:
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