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11-06-2016
Mathematics

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1) A student uses the substitution method to solve the system of equations below algebraically.

2x - y = 5
3x + 2y = -3

Which equivalent equation could be used?

(A) 3x + 2(2x - 5) = -3
(B) + 2(5 - 2x) = -3
(C) 3(y + 5/2) + 2y = -3
(D) 3(5/2 - y) + 2y = -3

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ANCKPOP ANCKPOP

11-06-2016

{2x - y = 5 {3x + 2y = -3 *2x - 5 = y 3x + 2 (2x - 5) =-3 The answer Is a

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