Inverse relations and functions
Let f(x) = 2x + 5. Find the following.
help pls if you know.

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Factor the polynomial. b^2 + 4b + 4

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.