413502
Answered

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Emma started with a number, multiplied by 3, subtracted 7, divided by 2, and added 16 for a total of 74. With which number did Emma begin?

Sagot :

Emma began with 41

(x*3-7)/2+16=74
3x-7+32=148
3x+25=148
3x=148-25=123
x=123/3= 41

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