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A variable needs to be eliminated to solve the system of equations below. Choose the correct first step.

4x + 5y = -6
-4x + 9y = -22

Answers:
Subtract to eliminate y.
Subtract to eliminate x.
Add to eliminate y.
Add to eliminate x.

User Mdmundo
by
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1 Answer

6 votes

Answer:

Explanation:

Right Answer: Add to eliminate X


4x+ (-4x)+5y+9y=-6+(-22)\\14y=-28\\y=(-28)/(14) \\y=2

User Denn
by
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