Uprośc wyrażenia . a) 3(a-1)+a= b) 5(b+8)-2b= c) 2x-(x-1)= d) x+2(-5+8x)=
prosze o dobre rozwiazania
a) 3(a-1)+a=3a-3+a=4a-3
b) 5(b+8)-2b=5b+40-2b=3b+40
c) 2x-(x-1)=2x-x+1=x+2
d) x+2(-5+8x)=x-10+16x=17x-10
a) 3(a-1)+a=3a-3+a = 4a-3
b) 5(b+8)-2b=5b+40-2b = 3b+40
c) 2x-(x-1)=2x-x+1=x+1
d) x+2(-5+8x)=x-10+16x = 17x -10
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a) 3(a-1)+a=3a-3+a=4a-3
b) 5(b+8)-2b=5b+40-2b=3b+40
c) 2x-(x-1)=2x-x+1=x+2
d) x+2(-5+8x)=x-10+16x=17x-10
a) 3(a-1)+a=3a-3+a = 4a-3
b) 5(b+8)-2b=5b+40-2b = 3b+40
c) 2x-(x-1)=2x-x+1=x+1
d) x+2(-5+8x)=x-10+16x = 17x -10