5x-(4x+5x-4/7)=4x-14/3
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Step-by-step explanation:
5x-(4x+5x-4/7)=4x-14/3
5x-4x-5x+4/7= 4x-14/3
5x-5x-4x+4/7= 4x-14/3
-4x-4x = 14/3-4/7
-8x = 98-12/21
-8x = 86/21
-x = 86/21×8
-x = 43/4×21
-x = 0.51....
therefore,
x= -0.51
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