A system of equations is graphed below. How many solutions does this system of equations have?

A. one solution
B. two solution
C. no solution
D. infinitely many solution

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?

Simplify the given expression leaving the answer in improper fraction form. 2/3+5/6