(8ab-3xy)+(-4ab-15xy)
-(3a+5b+3c-6d- (a+b+c+d)
(1/2x+y)-(-1/4x-y)
-(-0.5x + 0.75y) + (0.25x+0.25y)
plis ayuda, si no sabes no repondas
-(3a+5b+3c-6d- (a+b+c+d)
(1/2x+y)-(-1/4x-y)
-(-0.5x + 0.75y) + (0.25x+0.25y)
plis ayuda, si no sabes no repondas
1) 4ab-18xy
2) -2a-4b-2c-5d
3) 3/4x + 2y
4) 0.75x-0.5y