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Which of the following points is a solution to the system of equations shown? y - x = -1 x + y = -5

Complete the two-column proof. given: 5/x + 9 = 11 prove: x = 10 5/x + 9-11 select one: a. a. given b. subtraction property of equality c. division property of equality b. a. given b. subtraction property of equality c multiplication property of equality ca. given b. addition property of equality c. multiplication property of d. a. given b. addition property of equality c. division property of equality

Borat elise said that the expression 2.6 x -1.3 x-4.5 is equivalent to 1.3x -4.5