solve the system using multiplication for the linear combination method
6x-3y=3
-2x+6y=14
what is the solution system?

A.) (2,1)

B.) (2,-3)

C.) (2,-1)

D.) (2,3)

Question

solve the system using multiplication for the linear combination method 
6x-3y=3
-2x+6y=14
what is the solution system?

A.) (2,1)

B.) (2,-3)

C.) (2,-1)

D.) (2,3)

generation2006 · Answer

thank you

supie · Answer

$$6x – 3y = 3$$ $$–2x + 6y = 14$$ $$6x – 3y = 3$$ $$–6x + 18y = 42$$ $$-3y + 18y = 3 + 42$$ $$15y = 45$$ $$y = 45/15$$ $$y = 3$$ $$6x – 3y = 3$$ $$6x - 3 * 3 = 3$$ $$6x = 3 + 9$$ $$6x = 12$$ $$x = 12/6$$ $$x = 2$$ Therefore, the correct answer should be, $$(x, y) = (2, 3)$$