Question

2(4y-7+2b)-(5-3y+4b) упростите пжст




40 баллов

Answer 1

2(4y - 7 + 2b ) - ( 5 - 3y + 4b ) = 8y - 14 + 4b - 5 + 3y - 4b = 11y - 19 

Answer 2

8y-14+4b-5+3y-4b; 11y+b-19