OpenStudy (anonymous):

When solving the system by substitution, what would you plug into the second equation for the letter x? x+2y=4 2x+2y=6 x = 2 x = 4-2y x = 4 x = 2y+4

4 years ago
OpenStudy (anonymous):

This is my last question i need help please

4 years ago
OpenStudy (anonymous):

from the first equation we get x = 4-2y (just by interchanging the sides) we put this value of x in the second equation :)

4 years ago
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