4/6 小測: 簡易方程(二)B
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解下面的方程,求下列各未知數的數值。(只需直接輸入未知數的答案)
解方程的步驟及驗算,請另寫於草稿紙上。
1. 5y = 48.5 *
1 point
2.  2.4y =30 *
1 point
3. 1.8t - 8.6 = 4 *
1 point
4. 4y - 18 = 94.8 *
1 point
5. 2.5h -7 = 3 *
1 point
6. 2.2a + 6 = 39 *
1 point
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