Question

resouva as equaçães do 1 grau

 

5.(2x+4)-8=4.(2x+8)-2

 

Answer 1

5.(2x+4)-8=4.(2x+8)-2
10x+20-8=8x+32-2
10x-8x=-20+8+32-2
2x=18
x=18/2
x=9

Answer 2

10x+20-8=8x+32-2
10x+12=8x-30
10x-8x=30-12
2x=18
x=18/2
x=9