Mathematics, 07.12.2020 23:40 vanessaharlan01

A student implies (6b+4r)-(2b+r) and says that the result is 4b+5r. Explain the error and describe the correct steps to simplify the expression.

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A student implies (6b+4r)-(2b+r) and says that the result is 4b+5r. Explain the error and describe t...

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