SOLUTION: Find the values of x and y in order to make STBK a parallelogram. 1) SK = 2x-5y KB = x+7y TB = 16 ST = 27 x = ? y = ?

Algebra ->  Parallelograms -> SOLUTION: Find the values of x and y in order to make STBK a parallelogram. 1) SK = 2x-5y KB = x+7y TB = 16 ST = 27 x = ? y = ?       Log On


   

Question 1020042: Find the values of x and y in order to make STBK a parallelogram.
1)
SK = 2x-5y
KB = x+7y
TB = 16
ST = 27
x = ?
y = ?

Found 2 solutions by Boreal, solver91311:
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Draw this and label from the lower left counterclockwise.
x+7y=27
2x-5y=16
-2x-14y=-54
-19y=-38
y=2
substitute into first
x=13
substitute into second to check
26-10=16
=============================
x-5y=3
2x+y=x-y+10
x+2y=10
-x+5y=-3
7y=7
y=1
x=8
substitute into second
16+1=8-1+10
17=17

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!






Solve the 2X2 system for and

John

My calculator said it, I believe it, that settles it