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Mathematics 16 Online
OpenStudy (anonymous):

Equation A: y = x + 1 Equation B: y = 4x + 5 Which of the following steps can be used to find the solution to the set of equations? x + 1 = 4x + 5 x = 4x + 5 x + 1 = 4x x + 5 = 4x + 1

OpenStudy (marihelenh):

A can be because in the second equation, y is equal to 4x+5. You can replace that in the first equation which will leave you with 4x+5=x+1.

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