Mathematics, 20.05.2020 21:05 ayoismeisalex

The sum of 20.7 and a number is 50.5. Which equation could you use to solve the problem? What should you do to each side of the equation to isolate the variable? What is the solution of the equation?

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The sum of 20.7 and a number is 50.5. Which equation could you use to solve the problem? What should...