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2x-x=46-64
x=18
3-x=-2x
-x+2x=-3
x=-3
64+2x=46+x
2x-x=46-64
x=-18
2)
3-x=-2x
2x-x=-3
x=-3
Mam nadzieję, ze pomogłam, pozdrawiam:)
2x-x=-64+46
2=110/:2
x=55
3-x=-2x
-x+2x=3
-2x=3/:2
x=1.5