Problem 24 of 7
Solve the system by isolating a variable first, then substituting: 5x + y = 11, x - 3y = -1.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
rearrange one equation before substitution.
Hidden until you reveal it.
System must not already have an isolated equation but one variable should be easy to isolate.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Choose the equation where a variable has coefficient 1 or -1.
2. Isolate that variable.
3. Substitute into the other equation and solve.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Substitution using an incorrectly isolated expression.