What is the positive root of the equation x^2 -2x=120?

Leo has b boxes of pencils. each box contains 6 pencils. he has a total of 42 pencils. the equation that represents this situation the value of b that makes the equation true the first one is b+6=42,6b=42,b=42+6,or 42b=6 the second one are 7,836 48

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x