On Monday, Harper ran 312 kilometers (km). On Tuesday, she ran another 212 km and on Wednesday she ran 412 km. How many kilometers farther did Harper run on Wednesday than on Monday?

What is the anwers for 9+2x=5x-3-x

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°

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