m3rk098 m3rk098
  • 22-04-2018
  • Mathematics
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11beehshahbaz 11beehshahbaz
  • 22-04-2018
Option D is the correct answer.

Given equations are:

4x - 2y = 7
3x - 3y = 15

Multiplying 1st equation by 3 and second equation by 4, we get:

12x - 6y = 21
12x - 12y = 60

Now subtracting the equations will eliminate x from the equations, leaving y as the only variable. 
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nallegtzdomi
nallegtzdomi nallegtzdomi
  • 22-04-2018
D. Multiply the top equation by 3 and the bottom equation by 4
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