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anonymous
 4 years ago
.What is the value of y in parallelogram LMNO? There is a picture attahed i need help fast @ChmE
anonymous
 4 years ago
.What is the value of y in parallelogram LMNO? There is a picture attahed i need help fast @ChmE

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mathstudent55
 4 years ago
Best ResponseYou've already chosen the best response.2The diagonals of a parallelogram bisect each other. That means y = 3x and y + 12 = 6x You need to solve that system of equations.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0@mathstudent55 okay so do i plug in 3x iinto the equation

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0yes, you can substitute 3x into the 2nd equation to solve for x

mathstudent55
 4 years ago
Best ResponseYou've already chosen the best response.2Since y = 3x, plug that in for y of the other equation: 3x + 12 = 6x

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0okay and do i combin like terms 3x and 6x

mathstudent55
 4 years ago
Best ResponseYou've already chosen the best response.2That will give you x, then plug the value of x into y = 3x, and you'll get y.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0@mathstudent55 y is 12

mathstudent55
 4 years ago
Best ResponseYou've already chosen the best response.23x + 12 = 6x 12 = 3x x = 4 y = 3x y = 3(4) y = 12
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