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Please help me with 27 and explain what steps you use

Please help me with 27 and explain what steps you use-example-1

1 Answer

4 votes
7th graders + 8th graders + 9th graders = 977 students
x = 9th graders

356 + 365 + x = 977 <== equation

721 + x = 977...subtract 721 from both sides
x = 977 - 721
x = 256 <== 9th grade students....ur solution
User Atahan
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