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4x-3x=5+3
x=8
b)
5x+3x=7-2
8x=5 |:8
x=⅝
licze na naj:)
x-3=5 | +3
x= 8
b) 5x+2=7-3x | +3x
8x+2=7| -2
8x = 5
x = 5/8
x-3=5 |+3
x=8
b)5x+2=7-3x |+3x
8x+2=7 |-2
8x=5 |/8
x=5/8