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

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mathstudent55Best ResponseYou've already chosen the best response.1
The diagonals of a parallelogram bisect each other. That means y = 3x and y + 12 = 6x You need to solve that system of equations.
 one year ago

MOnsterBunnyNiBest ResponseYou've already chosen the best response.0
@mathstudent55 okay so do i plug in 3x iinto the equation
 one year ago

ChmEBest ResponseYou've already chosen the best response.0
yes, you can substitute 3x into the 2nd equation to solve for x
 one year ago

mathstudent55Best ResponseYou've already chosen the best response.1
Since y = 3x, plug that in for y of the other equation: 3x + 12 = 6x
 one year ago

MOnsterBunnyNiBest ResponseYou've already chosen the best response.0
okay and do i combin like terms 3x and 6x
 one year ago

mathstudent55Best ResponseYou've already chosen the best response.1
That will give you x, then plug the value of x into y = 3x, and you'll get y.
 one year ago

MOnsterBunnyNiBest ResponseYou've already chosen the best response.0
so y is 12 right
 one year ago

MOnsterBunnyNiBest ResponseYou've already chosen the best response.0
@mathstudent55 y is 12
 one year ago

mathstudent55Best ResponseYou've already chosen the best response.1
3x + 12 = 6x 12 = 3x x = 4 y = 3x y = 3(4) y = 12
 one year ago
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