Question

9X-4X+39=94 7y+2y-34=83

Answer 1

9X-4X+39=94

5х=94-39

5х=55

х=11

7y+2y-34=83

9у=83+34

9у=117

у=13

Answer 2

9x-4x+39=94

5x+39=94

5x=55

x=11

 

7y+2y-34=83

9y=117

y=13