X-2y = 6
Зх — бу = 18
Solve using elimination

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.)

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?