Question 1136935
2L + 2W = 346
L = 3W - 15 substitute in the equation above
2(3W - 15) + 2W = 346
6W - 30 + 2W = 346
8W = 376
W = 47
L = 3W - 15
L = 3(47) - 15
L = 126
Check:
2L + 2W = 346
2(126) + 2(47) = 346 Correct