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Ms. Gartland bought x number of shirts for the new members of her chorus . The cost for x number of shirts , including $3.99 shipping, was $77.49 , Each shirt cost $12.25. There was no sales tax on this purchase. Which equation could be used to find x ?

Respuesta :

calculista

Answer:

Part 1) The equation that could be used to find x is

[tex]12.25x+3.99=77.49[/tex]

Part 2) The value of x is

[tex]x=6\ shirts[/tex]

Step-by-step explanation:

Let

x-----> the number of shirts

we know that

The linear equation that represent the situation is

[tex]12.25x+3.99=77.49[/tex]

Solve for x

Subtract 3.99 from both sides

[tex]12.25x=77.49-3.99[/tex]

[tex]12.25x=73.50[/tex]

[tex]x=73.50/12.25[/tex]

[tex]x=6\ shirts[/tex]

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