Danielle has $20 more than her sister has, X. Write an equation to find y, the amount of money Danielle has.

Step-by-step explanation:

y = x + 20

Topic: algebraic equations

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step-by-step explanation:

the x's and the y's both go up the same amount each time, therefore it will be a linear function because it will go in a straight line when drawn on a graph.

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1/4 and 8/3 because:

the reciprocal if 4 is 1/4 because 4 is used as 4/1 and the opposite of that is 1/4. the opposite of 3/8 is 8/3 so that is the answer.