Moriah buys eight 12-pound bags of cement, seventy 3-pound paving stones, and a 50-pound wheelbarrow to redo the patio in her backyard. She wrote an expression to determine the total weight of the items she needs to buy. 8 x 12 +3 x 70 + 50 Which value represents the total weight of the items? 306 pounds 356 pounds 3,806 pounds 8,450 pounds

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