Question

Equação de 1 Grau (A) 5M-2+12=3M-4+2 (B)-5+3Y-2=2X+12
(C)3A+5-2=2A+12
(D)Y=7+2.(Y-4)=-3.(Y+2)-8

RESPONDA COM A CONTA POR FAVOR​

Answer 1

A) 5M-3M=-4+2+2-12

2M=-2+10

2M=12

M=12:2

M=6.

B)3Y-2X=12+5+7

5YX=25

YX=25:5

YX=5.

C)3A-2A=12+2-5

5A=14-5

5A=9

A=9:5.

D)7+2Y-8=3Y-6-8

2Y-3Y=-7+8-6-8

-Y=1-6-8

-Y=-5-8

Y=-13