Identify the contrapositive of the following statement. If x = 2, then x + 3 = 5.

a) If x + 3 = 5, then x = 2.

b) If x + 3 ≠ 5, then x ≠ 2.

c) If x ≠ 2, then x + 3 ≠ 5.

d) x = 2 and x + 3 = 5.

Solve for x. -6x = - 18

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North Korea has a populatiion of 25 million people, of whom 1.1 million are in the military. South korea has an army of 650,000 out of a population of 49 million. What percentage of the population is in the military in i. North Korea? ii.

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wo positive integers are 3 units apart on a number line. Their product is 108. Which equation can be used to solve for m, the greater integer? m (m - 3) = 108 m (m + 3) = 108 (m + 3) (m - 3) = 108 (m - 12) (m - 9) = 108