jakeybearguy jakeybearguy

19-07-2021
Mathematics

contestada

Martha and Dave have 99$. Martha has 3 more than seven times as much money as Dave. How much does each person have?

Respuesta :

JoyMark JoyMark

19-07-2021

Answer:

x = 12 m = 87

Step-by-step explanation:

x = Dave

(7x + 3) + x = 99

8x + 3 = 99

-3 -3

8x = 96

---- ----

8 8

x = 12

7(12) + 3

84 + 3

87

Dave has 12 dollars, Martha has 87.

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