Karly is choosing between two health clubs. Yoga Studio A charges a membership fee of $22.00 and $24.50 per month. Yoga Studio B charges a membership fee of $47.00 and $18.25 per month. At how many months will they cost the same? *

Respuesta :

Answer:

4 months

Step-by-step explanation:

Given

Studio A

[tex]Membership = \$22.00[/tex]

[tex]Monthly = \$24.50[/tex]

Studio B

[tex]Membership = \$47.00[/tex]

[tex]Monthly = \$18.25[/tex]

Required

Determine when the cost will be the same

For both, we have the total cost to be:

[tex]Cost = Membership + Monthly\ Cost * m[/tex]

Where m represents the number of month

For Studio A:

[tex]Cost = 22 + 24.5 * m[/tex]

For Studio B:

[tex]Cost = 47 + 18.25 * m[/tex]

Equate both expressions to get the required month

[tex]47 + 18.25 * m = 22 + 24.5 * m[/tex]

[tex]47 + 18.25 m = 22 + 24.5m[/tex]

Collect Like Terms

[tex]47 - 22 = 24.5m - 18.25 m[/tex]

[tex]25= 6.25m[/tex]

Reorder

[tex]6.25m = 25[/tex]

Solve for m

[tex]m = 25/6.25[/tex]

[tex]m = 4[/tex]

Hence, it'll take 4 months

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