marcella has 6 fewer male cousins than female cousins let the f represent the number of female cousins write an expression for the number of boy cousins

Respuesta :

Answer:

f-6

Step-by-step explanation:

6 "fewer than" means we subtract 6.  Since there are 6 less males than females, we subtract the 6 from the number of females, f:

f-6

The expression for the number of boys cousin is [tex]\boxed{{\mathbf{m = f - 6}}}[/tex].

Further explanation:

Given:

It is given that the number of male cousin is 6 less than the number of female cousin.

Step by step explanation:

Step 1:

Consider [tex]f[/tex] as the number of female cousin and [tex]m[/tex] as the number of male cousin.

The relation between the number of males and females is “number of males are 6 less than the number of females”.

The relation between number of males and females can be mathematically expressed as,

[tex]m = f - 6[/tex]       ……. (1)

                                                                                

It shows the expression for the number of boys cousin.

Here, [tex]f[/tex] is the independent variable and [tex]m[/tex] is the dependent variable.

Consider the number of cousin females are 12.

Now substitute the value of [tex]f = 12[/tex] in equation (1) to obtain the value of [tex]m[/tex].

[tex]\begin{aligned}m &= 12 - 6 \hfill\\m &= 6 \hfill\\\end{aligned}[/tex]  

Therefore, if the number of females are 12 then the number of males would be 6.

The above relation can be expressed as,

[tex]\begin{aligned}m&= f - 6 \hfill\\f&= m + 6 \hfill\\\end{aligned}[/tex]  

From this resultant relation can be said that the number of females are 6 more than the number of males.

It shows the expression for the number of female cousin

If the number males are 6 then the number of females are 12.

Therefore, the relation can be expressed in two ways.

Thus, the expression for the number of boys cousin is [tex]m = f - 6[/tex].

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Answer details:

Grade: Middle school

Subject: Mathematics

Chapter: Linear system of equations.

Keywords: Number of female cousin, male cousin, expression, marcella, boys cousin, relation, equation, fewer, more than , less than