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Why do you want to get opposite coefficients
for one of the variables?

User Hygull
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2 Answers

2 votes

Answer:

f the coefficient of one of the variables is 1 then use the Substitution Method otherwise use the Addition Method. In the Addition Method, the two equations are added together to eliminate one of the variables.Step-by-step explanation:

User Jviaches
by
8.1k points
13 votes

Answer:

If the coefficient of one of the variables is 1 then use the Substitution Method otherwise use the Addition Method. In the Addition Method, the two equations are added together to eliminate one of the variables.

Explanation:

User Dacracot
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7.6k points