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Maddox has 21 to spend on souverniers as gift for his friends. He wants to buy each friend a keychain and a pin. The equation 3f + 4f =21 can be used to find f, the number of friends for which he can buy souvenirs

Respuesta :

ndrin2
here’s the answer

3f + 4f = 21
add the 3f + 4f
7f = 21
divide each side by 7 to cancel the f out
7f/7 = 21/7
f=3
therefore maddox has 3 friends that he can buy souvenirs for
Amphitrite1040

[tex]\huge\textbf{Hey there!}[/tex]

[tex]\mathsf{3f + 4f = 21}[/tex]

[tex]\textbf{COMBINE the LIKE TERMS}[/tex]

[tex]\mathsf{(3f + 4f) = 21}[/tex]

[tex]\mathsf{3f + 4f = 21}[/tex]

[tex]\mathsf{7f = 21}[/tex]

[tex]\textbf{DIVIDE 7 to BOTH SIDES}[/tex]

[tex]\mathsf{\dfrac{7f}{7} = \dfrac{21}{7}}[/tex]

[tex]\textbf{SIMPLIFY it!}[/tex]

[tex]\mathsf{f = \dfrac{21}{7}}[/tex]

[tex]\mathsf{f = 3}[/tex]


[tex]\huge\textbf{Therefore, your answer should be: }[/tex]

[tex]\huge\boxed{\mathsf{f = 3}}\huge\checkmark[/tex]


[tex]\huge\textbf{Good luck on your assignment \& enjoy}\\\huge\textbf{your day!}[/tex]


~[tex]\frak{Amphitrite1040:)}[/tex]

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