Math, asked by ghoshanamika176, 19 days ago

i 7(x-2)-8(4-3x)=47
ii 7(25-m)-2m=2(3m-25)
iii 15(x-4)-2(X+3)-3(x+8)=0

Answers

Answered by duttasubhajit75imf
0

Answer:

Answer is

Step-by-step explanation:

i) 7X-14-32+24X=47

31X-46=47

31X=47+46

31X=93

X=3

ii) 7(25-m)-2m=2(3m-25)

7(-m +25) -2m = 2(3m-25

m= 15

iii) 15(x-4)-2(x+3)-3(x+8)=0

15x-60-2(x+3)-3(x+8)=0

x=9

Answered by sanbritachakrabarty2
0
i) 7(x-2)-8(4-3x)=47
=>7x-14-32+24x=47
=>31x=47+14+32
=>31x=93
=>x=3
ii) 7(25-m)-2m=2(3m-25)
=>175-7m-2m=6m-50
=>175-9m=6m-50
=>15m=225
=>m=15
iii) 15(x-4)-2(x+3)-3(x+8)=0
=>15x-60-2x-6-3x-24=0
=>10x-90=0
=>10x=90
=>x=9
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