Math, asked by surinder57, 8 months ago

the value of k , so that x = 1 and y = 1 is solution of the equation 5 kx + 30 ky = 70

a. 2
b. 0
c. 1
d. - 2

Answers

Answered by thapaavinitika6765

4

Answer:

5kx+30ky=70

5k(1)+30k(1)=70

5k+30k=70

35k=70

k=70/35

k =2

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