(3x-4)3-(x+1)3÷(3x-4)3+(x+1)3=61÷189
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1
Answer:
0.811
Step-by-step explanation:
(9x-12)-3x+3÷(9x-12)+(3x+3)=61÷189
8x-12-3x-3÷9x-12+3x+3=61÷189
5x-15÷12x-9=61÷189
_7x+6=61÷189
189(-7x+6)=61
-1323x+1134=61
-1323x=61-1134
-1323x=-1073
-x=-1073÷1323
x=1073÷1323
x=0.811
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