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1 answer:
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Answer:
The correct option is second one i.e 7x = 3
Therefore the results from adding the equation in this system is
Step-by-step explanation:
Given:
Equations as
.......................1
.......................2
To Find :
Result when adding equation 1 and 2 = ?
Solution
On adding equation 1 and 2 the "y" term will get cancel and the like terms will combine that is add (2x and 5x ) and ( 8 and - 5) as shown below
2x + y = 8
5x - y = - 5
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7x + 0 = 3
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Therefore the results from adding the equation in this system is