What would the variable if 4/9 times a number equals -8

Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.

You are saving to buy a bicycle; so far you save 55.00. the bicycle costs 199.00. you earn 9.00 per hour at your job. which inequality represents the possible number of h hours you need to work to buy the bicycle?