The pairs of equations 5x - 157 = 18 and 3x -9y = 24/5 has

A .  one solution

B.  Two solution

C. No solution

  D.  Infinity many solution
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1 Answer

I suspect the equations should have read:

5x-15y=18, 3x-9y=24/5. If so:

5(x-3y)=18 and x-3y=18/5; and 3(x-3y)=24/5 and x-3y=8/5.

But 18/5≠8/5 so the equations cannot be satisfied and there is no solution, answer C.

by Top Rated User (1.1m points)

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