-4(3х-1)=4(5х+2)
-12х+4=20х+8
-32х=4
х=-0.125
<span>108000-18324/36*40+7840
1) 18324/36 = 509
2) 509*40 = 20360
</span>3)108000 - 20360 = 87640
4) 87640+7840 = 95480
40100+53734/67*18-4536
1) 53734/67 = 802
2) 802*18 = 14436
3) 40100+14436 = 54536
4) 54536-4536 = 50000
4 м²= 4000 дм²
4000 дм²+ 8 дм = 4008 дм²