Question

AJUDEMMMMMMMMM PRECISO PRA AMANHAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Olá!
Me ajudem ?

a) 2x-5y x=1 y= 2

b)7a-2g a=1 b= 5

c) 3x-2y x= 5 y= 2

d)2a+bc a= 2 b= -3 c= -4

e)m-3m m= 10 n= -6

f) 5xy- x x= 2 y= -1

..... M-2a m= 3 a= -5

Answer 1

A)2X-5Y
  2.1-5.2
  2-10=-8
B)7A-2G
   7.1-2.5
   7-10=-3
C)3X-2Y
  3.5-2.2
  15-4=11
D)2A+BC
   2.2+(-3-4)
   4-7=3
E)M-2A
   3-2.-5
   3+10=13
F)5XY-X
   5.(2-1)-2
   5-2=3