问题
解答题
解方程
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答案
(1)4×1.78=3x-2,
7.12+2=3x-2+2,
9.12=3x,
9.12÷3=3x÷3,
x=3.04;
(2)35:3x=5:27,
3x×5=35×27,
15x=945,
15x÷15=945÷15,
x=63.
解方程
|
(1)4×1.78=3x-2,
7.12+2=3x-2+2,
9.12=3x,
9.12÷3=3x÷3,
x=3.04;
(2)35:3x=5:27,
3x×5=35×27,
15x=945,
15x÷15=945÷15,
x=63.