Question

Раскройте скобки и приведите подобные слагаемые:
x+2-(8-2.6x) 2.8x-4-(5-x)

Answer 1

x+2-(8-2.6x)=х+2-8+2,6х=3,6х-6
 2.8x-4-(5-x)=2,8х-4-5+х=3,8х-9

Answer 2

х+2-(8-2,6х)=х+2-8+2,6х=3,6х-6
2,8х-4-(5-х)=2,8х-4-5+х=3,8х-9