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11 votes
Parallelogram RSTU is shown. The perimeter of parallelogram RSTU is 50

centimeters. What is the value of x? *
R.
(2x + 15) cm
S
(3x + 20) cm
U
T
-5
-2.
3
O 12

User Fred Qian
by
4.7k points

1 Answer

6 votes

Answer: x = -2

Explanation:

Given:

Perimeter = 50 cm

=> 2 (2x+15)+ 2(3x+20) =50

=> 4x+30+6x+40=50

=> 10x= -20

=> x= -20/10

=> x = -2

User Trante
by
4.4k points