Question

4u+3y=8 and 6u-4y=-5 ​

Answer 1

Step by Step explanation....

Multiply 4u+3y=8 by 4

16u+12y=32 eq.1

and then 6u-4y=-5 by 3

It become 18u-12y=-15 eq.2

Now from eq. 1 and 2

we get from adding 34u=17u=17/34=1/2

and y=1/2 by putting u=1/2 in eq.1

Hope you will understand..

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