Enrique is 5 years younger than his sister, josefina. josefina is 15. how old is enrique?

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.

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