Question

Two students were given the expression shown 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. 6 - (2 - 4x)

Sophia: 6+2+4x
Sophia's expression is incorrect/correct because ______.

Ursula: 6−(−2x)
Ursula's expression is incorrect/correct because _______.

Equivalent Expression
A correct equivalent expression is ______.

Answer 1

Sophia's expression is incorrect because she did not multiply 2 by -1 correctly.

Ursula's expression is incorrect because she cannot simplify 2-4x.

A correct equivalent expression is 6-2+4x.

What can I say? I got this correct on ttm.

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