Question

Use the system of two linear equations to answer the question. 2x+5y=4 y=2x+8 Which of the following statements is correct about the solution of the system? A The x-coordinate is 2. B The x-coordinate is -3. C The y-coordinate is -3. D The y-coordinate is 5.

Answer 1

2x + 5(2x+8) = 4
2x + 10x + 40 = 4
12x = -36
x= -3
So it’s B