How do you solve this system of equations: #4x + 6y = - 78 and x - y = - 2#?
1 Answer
May 3, 2018
Explanation:
Step 1: Solve
(Add
Step 2: Substitute “
(Simplify both sides of the equation)
(Add
(Divide both sides by
Step 3: Substitute “
(Simplify both sides of the equation)