28.7➗7X=5.6➗0.8 5(X+4)-28=1228.7➗7X=5.6➗0.85(X+4)-28=12
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![28.7➗7X=5.6➗0.8 5(X+4)-28=1228.7➗7X=5.6➗0.85(X+4)-28=12](/uploads/image/z/1583177-41-7.jpg?t=28.7%26%2310135%3B7X%3D5.6%26%2310135%3B0.8+5%EF%BC%88X%2B4%29-28%3D1228.7%26%2310135%3B7X%3D5.6%26%2310135%3B0.85%EF%BC%88X%2B4%29-28%3D12)
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28.7➗7X=5.6➗0.8 5(X+4)-28=1228.7➗7X=5.6➗0.85(X+4)-28=12
28.7➗7X=5.6➗0.8 5(X+4)-28=12
28.7➗7X=5.6➗0.8
5(X+4)-28=12
28.7➗7X=5.6➗0.8 5(X+4)-28=1228.7➗7X=5.6➗0.85(X+4)-28=12
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