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19-12-2016
Mathematics

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Solve the given system,using the substitution y-3x=7 29+9x=3y
A.)The solution is (1,10)
B.)The solution is (28,0)
C.)There are an infinite number of solutions
D.)There is no solution

Respuesta :

tibboyz123 tibboyz123

19-12-2016

y - 3x = 7
y = 3x + 7

29+9x=3y
29+9x=3(3x+7)
29+9x=9x+21
x cancel out, thus no solution.

Hence, the correct answer is D.

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