Rozwiąż równanie:a) 3(x-4)-4(2x-7)= 2(x+5)b) -8(x+2)+3(x+5)=-2(2x+3)+4(2x-1)
a 3x-12-8x+28=2x+10
-5x+16=2x+10
6=7x
6=x
7
b -8x-16+3x+15=-4x+6+8x-4
-5x-1=4x+2
-3=9x
-1=x
3
te podkreślone to ułamki
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a 3x-12-8x+28=2x+10
-5x+16=2x+10
6=7x
6=x
7
b -8x-16+3x+15=-4x+6+8x-4
-5x-1=4x+2
-3=9x
-1=x
3
te podkreślone to ułamki