Math, asked by AditiPandey5259, 11 months ago

plz answer fast by explaining wrong answer will be reported​

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Answers

Answered by indhusivaraj
0

Answer:

-1/11

Step-by-step explanation:

2x-3/5+x+3/4=4x+1/7

4(2x-3) + 5(x+3)=20(4x+1/7)

8x-12+5x+15=80x/7+(20/7)

13x+3=80x/7+(20/7)

7(13x+3)=80x+20

91x+21=80x+20

91x-80x=20-21

11x=-1

x=-1/11

Answered by isafsafiya
0

Step-by-step explanation:

given \\  \\  \frac{2x - 3}{5}  +  \frac{x + 3}{4}  -  \frac{4x + 1}{7}  \\  \\ cross \: multiply \: this \\  \\  \frac{4(2x - 3) + 5(x + 3)}{20}   -  \frac{4x + 1}{7}  \\  \\  \frac{8x - 12 + 5x + 15}{20}  -  \frac{4x + 1}{7}  \\  \\  \frac{13x + 3}{20}  -  \frac{4x + 1}{7}  \\  \\ again \: cross \: multiply \: this \\  \\  \frac{7(13x + 3) - 20(4x + 1)}{140}  = 0 \\  \\ 91x + 21 - 80x - 20 = 0 \\  \\ 11x = -  1 \\  \\ x =   \frac{ - 1}{11}

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