Răspuns :
a)(-5)-7+53
=-5-7+53
=-12+53
=41
b)(4)*(-10)+(43)
=-40+43
=3
b)(4)*-(-6)*(-8)
=4*6*(-8)
=24*(-8)
=-192
=-5-7+53
=-12+53
=41
b)(4)*(-10)+(43)
=-40+43
=3
b)(4)*-(-6)*(-8)
=4*6*(-8)
=24*(-8)
=-192