Harlan wrote the equation a =18(x^2 + 1 ) to find the area of a rectangle that has a length of x^2 + 1 and a width of 18

A = 18x^2 + 18

Step-by-step explanation:

A= width*length

A =18(x^2 + 1 )

we apply distributive property:

A = 18x^2 + 18

1906

Step-by-step explanation:

In 240 students its is estimated that 16 speaks 3 or more languages.

Find out how many groups of 240 students are there in 28590 students.

There are groups of students.

The expected number would be multiplying the group by 16