The result of adding two equations is 5x = 5. Then the correct option is C.
What is an expression?
Expression in maths is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication, and division.
2x + y = 3.....multiply by 2
x - 2y = -1
-----------------
4x + 2y = 6 (result of multiplying by 2)
x - 2y = -1
----------------add
5x = 5
Hence, the correct option is C.
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