Your school wants to take out an ad in the paper congratulating the basketball team on a successful season, as shown to the right. The area of the photo will be half the area of the entire ad. What is the value of x?

Your school wants to take out an ad in the paper congratulating the basketball team on a successful season as shown to the right The area of the photo will be h class=

Respuesta :

Answer:

[tex](7 - x)(4 - x) \\ 28 - 7x - 4x + x {}^{2} \\ x {}^{2} - 11x + 28 = 0 \\ x {}^{2} - 7x - 4x + 28 = 0 \\ x (x - 7) - 4(x - 7 )= 0 \\ (x - 4)(x - 7) = 0 \\ [/tex]

the value of x is 7 or 4

Answer:

2.13

Step-by-step explanation:

 You need to write an equation that models the situation. Make sure you use the properties of equality to change the equation into a standard form.