2 answers:
Answer:-7
Step-by-step explanation:
Move the 9 to the other side to collect like terms. It will change to -9 once it crosses the equal to sign. So it'll be 2-9=7
Answer:
subtract 9 from each side
Step-by-step explanation:
The reason why,
m+9=2
-9 -9
m=-7
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Step-by-step explanation:
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Step-by-step explanation:
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