Use the method of direct proof to prove the following statement: ∀m, n, l ∈ z, (m is even ∧ n is odd) → (ml + n is odd)

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Find the slope of a line given the following two points

Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market