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Mathematics

Grade-8

Easy

Question

Solve the equation -3x – 4(4x – 8) = 3( -8x – 1)

- 7
- 8
7
8

hint Hint:

we can check weather our answer is correct or not by putting the value of x in the given equation

The correct answer is: - 7

$x space equals space minus 7 space i s space t h e space c o r r e c t space c h o i c e minus 3 x space – space 4 left parenthesis 4 x space – space 8 right parenthesis space equals space 3 left parenthesis space minus 8 x space – space 1 right parenthesis space space space left parenthesis space g i v e n space e q u a t i o n right parenthesis minus 3 x space – space 16 x space plus space 32 space equals space minus space 24 x space – space 3 space minus 19 x space plus space 32 space equals negative 24 x space minus 3 space 24 x space – space 19 x space equals space minus space 3 space – space 32 space space left parenthesis space o n space a r r a n g i n g space t h e space e q u a t i o n space right parenthesis space 5 x space equals space minus space 35 space space x space equals space fraction numerator negative 35 over denominator 5 end fraction space equals space minus 7 s o space x space equals space minus 7 space i s space t h e space a n s w e r$

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