Solve the quadratic equation for x. What is the largest solution to the equation?
5x2 + 30x + 25 = 0
x = 5
x = 1
x= -1
x = -5

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.

Factor the following expression. 27y3 – 343 a. (3y + 7)(9y2 + 2ly + 49) b. (3y – 7)(9y2 + 2ly + 49) c. (3y – 7)(932 – 217 + 49) d. (3y + 7)(92 – 2ly + 49)

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*