Question

pls pana maine dimineata la 12

Answer 1

a)-113+3×{7×(-8)-4×[2×9-3×(-15)]:(-9)}=

-113+3×{-56-4×[18+45]:(-9)}=

-113+3×[-56-4×63:(-9)]=

-113+3×[-56-252:(-9)]=

-113+3×(-56+28)=

-113+3×(-28)=

-113-84=-197

b)[-625:(-5)⁴+32:(-2)⁵+4×(-29+11)]:(-37)=

[-625:625+32:(-32)+4×(-18)]:(-37)=

(-1-1-72):(-37)

(-74):(-37)=2