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A consultant charges $45 for each hour she works on a consultation, plus a flat $30 consulting fee. how many hours of work are included in a $210 bill for a consultation?

Respuesta :

anouar
x= number of hours
45x+30=210
45x=210-30
45x=180
x=180/45
x=4
4hours are included in a 210$ bill of consultation.

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