10 times the square of a nonzero number is equal to 90 times the number. whats the number?

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

Evaluate the expression for the given value of the variable 7a - 4a for a =8

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?