Math, asked by shivangi8942, 11 months ago

[\tex]\bold\pink{IT'S MATHEMATICS}[/tex]

- 3b +6a = 3 and 2a+ 3b =10 .
Find a and b

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Answers

Answered by saloniii20
1

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Answered by PRATHAMABD
0

Answer:

 6a  - 3 b  = 3  \\ 2a + 3b = 10 \times 3 \\  \\ 6a  - 3b  = 3 ...(i) \\ 6a    +  9b = 30 ...(ii)\\  -  \:  \:  \:  \:   -   \:  \:  \:  \:  \:  \:  \:  -  \\  \infty  \infty  \infty  \infty  \infty  \infty subtracting \: (i)and(ii)  \\ 0 \:  \:  \:  \:  - 12b \: \:  \:  \:  =  - 27 \\  \\ b =   \frac{ - 27}{12}

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