Find the best answers to your questions with the help of IDNLearn.com's expert contributors. Get the information you need from our experts, who provide reliable and detailed answers to all your questions.

Given the system of equations.
-4x+y = 3
2x-y= 12

Which of the options represents the resulting equation after an equivalent expression for y is substituted into the second equation.
2x - (4 x + 3) = 12
-414 y+) + y = 3
2 (4 x+3) - y
-4 x+ 4 x-3 = 3​