Sebastian compro dos alfajores de $ 2,65 cada uno y un chocolate. Si pago con $ 20 y le dieron $ 6,25 de regreso, ¿cuánto cuesta
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The equation for monthly payment is b = 49.05M.
<u>SOLUTION:</u>
Given, a cellular family phone plan cost $49 per minute plus five cents per minute of long distance service. We have to write an equation for the monthly payment b when M minutes of long distance service are used.
Now, given that,
<em>Equation:</em>
An equation is a statement that the values of two mathematical expressions are equal <em>(indicated by the sign =)</em>