Question

me ajude.

calcule as expressões b) (3 - 5x) . (2- 4y)=

c) -5 [x - 4 + 2 (2 - 3x)] =

d) 3 - (8 . 2) =

e) 4 + (3 . x) =

f ) 7 . (-2 . x) = ​

Answer 1

B)2x.2y=4xy
C)-5[x-4+2-1x]
[5+1x]
-5+6x=+1x
D)3-16=13
E)4+4=8
C)7.3= 21