What is 2x + 6 = 20 Thank you :)

Plz hurry evaluate the expression a+b where a=8 and b=19

Zack notices that segment nm and segment pq are congruent in the image below: which step could him determine if δnmo ≅δpqr by sas? (5 points) segment mo ≅ segment qr segment on ≅ segment qp ∠ n ≅ ∠ r ∠ o ≅ ∠ q

Which of the following is the graph of y= square root -x-3