题目内容
解方程.
(1)x÷(4.5×8)=7.2
(2)
:
=x:
.
(1)x÷(4.5×8)=7.2
(2)
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(1)x÷(4.5×8)=7.2,
x÷36=7.2,
x÷36×36=7.2×36,
x=259.2;
(2)
:
=x:
,
x=
×
,
x=
,
x×
=
×
,
x=
.
x÷36=7.2,
x÷36×36=7.2×36,
x=259.2;
(2)
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| 10 |
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x=
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