Question

8y-56/y2-27+140 при х=-4; 22,5; 24

Answer 1

8у-56/2у-27+140, при х =-4

-32-56/-8-27+140=

1) 56:(-8)= -7

2)-32-(-7)= -32+7= -25

3)-25-27=-52

4)-52+140=88