Question

6 Tara begins solving the system below. What do you think her next step will be?

6x + 8y = 7
- 2x+4y= -8 -2x = -4y - 8
x = 2y + 4

Answer 1

Answer: Substituting x = 2y + 4 into the equation 6x + 8y = 7.

Explanation:

Since they solved for x, their next step will likely being solving by substitution, where you substitute for one variable to solve the other one.

There are a few different ways to solve systems of equations, so this might not be her next step.