La producción de focos de una fábrica está determinada por f(x) = 123 + 20 ¿Cuánto costará producir 100 focos?

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

Factor the expression using the gcf. the expression 21m−49n factored using the gcf