Question

Me ajudem por favorrrr

Answer 1

Explicação passo-a-passo:

a)x-y

5-4=1

b)3x-a=

3.2-6=6-6=0

c)2x+m

2.(-1)+(-3)=-2-3=-5

d)8x+2b

8.3+(-5)

24-5=19

e)7a-3c

7.(-6)-3.(-5)

-42+15=-17

f)m²+n²

(-1)²+(5)²

1+25=26

g)3a+2b-c

3.5+2.3-1

15+6-1

21-1=20

h)m-2a

3-2.(-5)

3+10=13

i)2z+2w+2k

2.5+2.6+2.7

10+12+14=36

j)9x+12y-3a

9.2+12.3-3.4

18+36-12

42