a.5a+4a= b.2x+3x+10= в.1.5+а+2.5а= г.6у+8+6у= д.7m+ m= e.3/8n+ 5/8n+1\3n -------------------------------- 18x-3x+5x= 2y-9y= 1.2c-0.3c+5= 2a-15-a+6= t+6.3t-2.1t= 5x-5+3x-4x -a-a-a-a= -2n-2n-2n 1/3x+1/3x+1/3x- Упростить. Помогите пожалуйсто:**
a.5a+4a=9a b.2x+3x+10=5x+10 в.1.5+а+2.5а=1.5+3.5a г.6у+8+6у=12y+8 д.7m+ m=8m e.3/8n+ 5/8n+1\3n=1(целая)1\3n
18x-3x+5x=20x 2y-9y=-7y 1.2c-0.3c+5=0.9c+5 2a-15-a+6=a-9 t+6.3t-2.1t=5.2t 5x-5+3x-4x=4x-5 -a-a-a-a=-4a -2n-2n-2n=-6n 1/3x+1/3x+1/3x=x