sebaym1998
7

# Ecuaciones 4x+9=17+2x 5x+15=2x-6 7x+15=2x-6 9x-4=8x+3 4x+2=2x+8 8x+7=5x-2 6x+3=4x+5 5x-3=3x+5 3x+4=4x+2 x+3=5x+4 8-5x=8+2x Y el procedimiento de como la hicieron

(1) Respuestas
Magnus

-2x/4x+9=17+2x /-2x -2x+4x+9=17 2x=17-9 2x=8 x=8/2 x=4 ................................................................................... -2x+5x+15=-6 3x=-6-15 3x=-21 x=-21/3 x=-7 .................................................................................. -2x+7x+15=-6 5x=-6-15 5x=-21 x=-21/5 .................................................................................. -8x+9x-4=3 x=3+4 x=7 .................................................................................... 4x-2x+2=8 2x=8-2 2x=6 X=6/2 x=3 ...................................................................................... 8x-5x+7=-2 3x=-2-7 3x=9 x=9/3 x=3 ........................................................................................ 6x-4x+3=5 2x=5-3 2x=2 x=2/2 x=1 .......................................................................................... 5x-3x-3=5 2x=3+5 2x=8 x=8/2 x=4 ............................................................................................... 4=-3x+4x+2 4-2=x x=2 ................................................................................................ 3=5x-x+4 3-4=4x -1=4x x=-1/4 .................................................................................................... 8=8+2x+5x 8-8=7x 0=7x x=0/7 x=0