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Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

What value of x is in the solution set of –5x – 15 > 10 + 20x?

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais