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Mathematics, 21.02.2020 19:57 xandreaii
What is the first step in solving the following system of equations? 3 x + y = 23. 8 x + 2 y = 23.
Substitute the value of y from one equation into the other equation.
Solve the first equation for y.
Subtract the second equation from the first equation.
Substitute the value of x from one equation into the other equation.
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What is the first step in solving the following system of equations? 3 x + y = 23. 8 x + 2 y = 23. <...
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