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2x-x=2x+x
angger..
a. 4/3 x - 4 = 2x - 11
4/3x-2x =-11+4
-2/3x= 7. ...x= 21/2
x = 10 1/2 = 10,5
b. 2(x-3) = 3x+ 8
2x-6= 3x+8
2x-3x = 8+6
-x= 14...x= -14