To solve the given system of equations using the substitution method, we can arrange the steps in the correct order:
-
→ (Isolate x) -
Substitute
in the first equation: -
Distribute -7:
-
Combine like terms:
-
Add 77 to both sides:
-
Divide by -16:
-
Substitute
back into the equation for : -
Simplify:
-
Solve for
: -
Write the solution as an ordered pair:
So the ordered sequence is: 1 → 2 → 3 → 4 → 5 → 6 → 7 → 8 → 9 → 10.