How many kg of bleached flour which costs $8/kg must be added to 14 kg of unbleached flour which costs $5/kg to make baking flou
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Conceptually, you are asking for the additive inverse of 8. By definition, in fact, the additive inverse of a number is a number
such that
You obtain the additive inverse of a number by switching its sign, so the additive inverse of 8 is -8. In fact, you have
