CPM Homework Help : AC Problem 10-137

Solve the system of equations below using any method. Check your solution.

$8y-1=x$
$10y-x=5$

Hint 1:

You can use the substitution method.

Step:

$10y-(8y-1)=5$

$10y-8y+1=5$

Hint 2:

Combine like terms. Solve for $y$ .