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2−7(3x−4) = 2 - 21x + 28 = -21x + 30 = -3(7x - 10)
Hope that helps.
Three students were given the expression 2−7(3x−4) to simplify.
Use the drop-down menus to complete the statements about whether each student's answer is an equivalent expression.
Then choose an expression that is equivalent.
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