What is 5 plus 10 what is the answer to this question

Will give brainliest what is the value of x? enter your answer in the box.

What does the sign of the slope tell you about a line?

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°