How do you solve #6x-2y=-4# and #y=3x+2#?
1 Answer
Aug 5, 2015
There is an infinite number of solutions.
Explanation:
One way is to use the method of substitution.
Step 1. Enter the equations.
[1]
[2]
Step 2. Solve for one variable in terms of the other.
[2]
Since this is already done for us, we can go on to the next step.
Step 3. Substitute Equation 2 in Equation 1 and solve for
This indicates that the solution consists of all real numbers and the equations are identical.
We can see that the equations are identical if we solve Equation 1 for
Some answers that fit are (