Asked by sam
Kevin and Zach are playing a number guessing game. Kevin says, "I am thinking of a number. If you double it and then subtract one, the result is 7."
a) Write an equation that Zach could solve to find Kevin's number.
b) Explain the steps Zach could use to solve the equation.
a) Write an equation that Zach could solve to find Kevin's number.
b) Explain the steps Zach could use to solve the equation.
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