Solve the system of equations below by elimination.
(Show your work)
2x+3y=1
5x+7y=3
1 answer:
Answer:
-2x+2y+3z=0
-2x-y+z=-3
2x+3y+3z=5
---------------
-2x+2y+3z=0
-2x-y+z=-3
---------------- Subtract
3y + 2z = 3 Eqn A
=========================
-2x-y+z=-3
2x+3y+3z=5
---------------- Add
2y + 4z = 2
6y + 4z = 6 Eqn A times 2
------------------------------------ Subtract
-4y = -4
y = 1
-----------------
z = 0
-------------------
x = 1
You might be interested in
When you add 8 to the end of a function formula, the graph moves UP 8 units. This is often called either a translation or vertical shift.
Answer:14400
Step-by-step explanation:
A=7d+13
A=7(4)+13
A= 28+13
A=41
Answer:
it does not matter didjebejsusudhdhe
