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Natalka [10]
3 years ago
5

Mr mcClary writes the equation 3(3x-10)=5(x+10)

Mathematics
1 answer:
const2013 [10]3 years ago
3 0
3(3x-10)=5(x+10)
9x-30=5x+50
+30 +30
9x = 5x+80
-5x -5x
4x=80
/4 /4
x=20
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