Question

como resolver s+12=8

-2x-5=8x+3

4(y+1)+3y-1=7y+3 3(r+7)=5 14-12a+39a-18a=250-6a-657a

Answer 1

2x-5=8x+3

2 − 5 + 5 = 8 + 3 + 5

2x=8x+8

2 − 8 = 8 + 8 − 8

− 6 = 8

− 6 − 6 = 8 − 6

= − 43