3. If x=-1, y=2 is a solution of the equation 3x+4y=k, find the value of k.

Question

3. If x=-1, y=2 is a solution of the equation 3x+4y=k, find the value of k.​

Alexandra · Answer

I     h  o  p  e     t  h  i  s     h  e  l  p  s     y  o  u      P  l  e  a  s  e     m  a  r  k     m  e     a  s     b  r  a  i  b  l  i  e  s  t

Ruby · Answer

k         =         5     Step-by-step explanation:     3x    +    4y         =         k      As    ,         we         know    ,         x         =         -    1         and              y         =         2    ,         therefore           3    (    -    1    )         +         4    (    2    )         =         k      k         =         -    3    +    8      k         =         8    +    (    -    3    )           k         =         8    -    3                                                                               (    As    ,         +         and         -         makes         -    )           k         =         5                       Please mark         me as         brainliest and         hope it         helps

Delilah

7-5+3+2*9 answer with solution. correct answer will be mark as brainiliest

4×1+1=5

5×2+2=12

6×3+3=21

11×8+8=?

2 thoughts on “<br />3. If x=-1, y=2 is a solution of the equation 3x+4y=k, find the value of k.”

I hope this helps you

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