Proszę napiszcie jak najprościej.
a) x + 2y - 3y - 3z + 5z - x=
b) 3 (x - 4z +y +4x - z +2 y=
Ten kto zrobi to szybk i dobrze dostanie naj.
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a)y+2z b)3x-12z+3y+12x-3z+6y=15x-15z+9y
a) x + 2y - 3y - 3z + 5z - x= 2x+ y+ 8z
b) 3 (x - 4z +y +4x - z +2 y= 3* ( 5z + 3y + 5x )
Razczej tak :P