Please help me with this I need 20 words to post this so hi

Given: x + y = 6. if xe (-15, -6, -1), then which of the following sets of ordered pairs are solutions? © {(-15, -21), (-6, -12), (-1, -7)} [(-15, 21), (-6, , 7)} {(-15, 21), (-6, 12), (-1, -7)}

Use the distributive law to multiply. 3(4x + 5y + 6)

Which is the graph of this function 3 square root of x plus one if