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Nora had $179 in her bank account an deposits $40 per month into her bank account. Liliana has $31 and deposits $77 per month into her account. Enter the number of months it will take for both Nora and Liliana to have the same amount of money in their accounts

Sagot :

Answer:

4 months

Step-by-step explanation:

y=179+40x.  Equation 1

y=31+77x.     Equation 2

179+40x=31+77x. Replace y from equation 1 and replace y of equation 2

148=37x

4=x

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