Do anyone have remind

If a =6, what is the value of 2a(3b + 5c)?

Solve the word problem. the table shows the low outside temperatures for monday, tuesday, and wednesday. by how many degrees did the low temperature increase from monday to tuesday? this function table shows the outside temperature for a given a. 21.1⁰ b. 8.6⁰ c. 4.9⁰ d. 3.9⁰(the picture is the graph the the question is talking about.)

What number should be added to both sides of the equation to complete this square? x^2-10x=7