Question

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OS Calculos


21/7+(5x1-2x2)5+10

Answer 1

21/7+(5x1-2x2)5+10
3+(5-4)5+10
3+1(5+10)
3+5+10
18

Answer 2

21/7+(5x1-2x2)5+10
3+(5-4)5+10
3+(1)5+10
3+5+10
3+15
18