Based on the following system of equations, determine the number of solutions. 3x+2y=20 y+9=8x A. No solutions B. One solution C. Two solutions D. Infinitely many solutions

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asked Nov 26, 2019 215k views

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Abdul Manan · Answer 1 · 2019-12-02T13:07:27+0000

3x+2y=20

a1 = 3, b1 = 2, c1 = 20
__________

y+9=8x

=> -8x + y = -9

a2 = -8, b2 = 1, c2 = -9
______________

a1/a2 = 3/(-8) = -3/8

b1/b2 = 2/1 = 2

$(a1)/(a2) \\eq (b1)/(b2) \\ \\$

So there is only 1 solution.

Answer is B.

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Based on the following system of equations, determine the number of solutions. 3x+2y=20 y+9=8x A. No solutions B. One solution C. Two solutions D. Infinitely many solutions

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