Question

dau coroana la cine îmi raspunde​

Answer 1

Răspuns:

x= -1×(4)^2-[-25+7×4]×[7+(-8)]^3

x= -1×16-(-25+28)×(-1)^3

x= -1×16-3×(-1)

x= -16-(+3)

x= -16-3

x= -19

y=[8-9+(-12)÷4]÷4

y=[8-9+(-3)]÷4

y=(8-9-3)÷4

y= -4÷4

y= -1

=> |x|+|y|=|-19|+|-1|=19+1=20