9 times a number is the sum of the number and 56.
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Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups

Solve the formula ax+ by = c for x.

During a wright loss challenge your friend goes from 125 pounds to 100 pounds. what was the percent weight loss