2,7(0,1x+3,2)+0,6(13-x)=16,02

Question

2,7(0,1x+3,2)+0,6(13-x)=16,02

Answer 1

0.27х+8.64+7.8-0.6х=16.02
-0.33х+16.44=16.02
-0.33х=16.02-16.44
-0.33х=-0.42
х=-0.42:(-0.33)
х=1.27273

Answer 2

0,27х+8,64+7,8-0,6х=16,02 0,27х-0,6х=16,02-8,64-7,8 -0,33х= -0,42 Х= 1,27