Eight cookies and 3 muffins cost $13Four cookies and six muffins cost $11.How much does a cookie cost? How much does a muffin cost?

Respuesta :

Answer:

the cost of each cookie is [tex]\$1.25[/tex]

the cost of each muffin is [tex]\$1.00[/tex]

Step-by-step explanation:

Let

x-----> the cost of each cookie

y----> the cost of each muffin

we know that

[tex]8x+3y=13[/tex] -----> equation A

[tex]4x+6y=11[/tex] -----> equation B

Using a graphing tool

The solution of the system of equations is the intersection point both graphs

The intersection point is [tex](1.25,1)[/tex]

see the attached figure

therefore

the cost of each cookie is [tex]\$1.25[/tex]

the cost of each muffin is [tex]\$1.00[/tex]

Ver imagen calculista