Question

solve the system by substitution -4.5x-2y=-12.5
3.25x -y =-0.75

Answer 1

@kimbllse777

Answer 2

Let's eliminate easiest variable to eliminate, which is y.
Steps to follow:
1. Let -4.5x-2y=-12.5 be equation 1 and 3.25x -y =-0.75 be equation 2.
2. Multiply all terms of equation 2 by -2 and add the equation to to equation 1. (y must be eliminated in this step)

Tell me what you will get and I'll tell you what's the next step.