(1)3.4x+6.5乘2.4=9.8x减0.4
3.4X+156=9.8X-0.4
9.8X-3.4X=156+0.4
6.4X=157
X=24.53125
(2)3.5x除4.5=8x减12.5
(7/9)X=8X-12.5
7又(2/9)X=12.5
X=1又(19/26)
(3) x除0.24减3.96=5.4
4又(1/6)X-3.96=5.4
4又(1/6)X=9.36
X=2.2464
(1)3.4x+6.5乘2.4=9.8x减0.4
3.4X+156=9.8X-0.4
9.8X-3.4X=156+0.4
6.4X=157
X=24.53125
(2)3.5x除4.5=8x减12.5
(7/9)X=8X-12.5
7又(2/9)X=12.5
X=1又(19/26)
(3) x除0.24减3.96=5.4
4又(1/6)X-3.96=5.4
4又(1/6)X=9.36
X=2.2464