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When 90 minus the product of 6 and a number , the result is 36 . Find the number
我諗mins應該係minus先係...如果唔係解唔到
咁條題目中文係: 當90同6乘以某個數既積相減, 得出黎既答案係36, 求呢一個數
Let x be the number
90-6x=36
6x=54
x=9