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A plumber charges $70 per hour plus $40 for the call. What does he charge for 4 hours of work? Use x to represent the hours of work.

Respuesta :

Aidentries1005

Answer:

Step-by-step explanation:

70x4 is 280 plus 40 is 320.

wergompol23869

Answer:

$320

Step-by-step explanation:

(4 x $70) + $40 is the equation

$280 + $40 = $320

$320

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