3 years ago

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

1 answer:

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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