2x + 5y - 7s (25 + 10 + 5) = ???
Matematika
bapan121
Pertanyaan
2x + 5y - 7s (25 + 10 + 5) = ???
1 Jawaban
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1. Jawaban hangka948
2x(25+10+5)=50x+20x+10x=80x
5y(25+10+5)=125y+50y+25y=200y
7s(25+10+5)=175s+70s+35s=280s
=80x+200y-280