Mathematics
Junior High
Resolved
誰可以教我(1)、(2)、(3)、(4)題?
(一元一次方程式)
FJ
確?
斈量減法
-3」這
解下列各一元一次方程式。
(1)4x-7=5-2x
P.197例 7 (2)4(-x+2)=2(3x-1)
$路
P.198例8
(3)9-[3x(1+x)]=4 P.198例8
(4)÷(3x+6)+1/(x-1)=1
P.199例 9
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