Lamar, Harris, and Tyler ran a 15-mile relay race as a team. Tyler ran 3 miles farther than Harris, and Lamar ran twice as far as Harris. Ho

Question

Lamar, Harris, and Tyler ran a 15-mile relay race as a team. Tyler ran 3 miles farther than Harris, and Lamar ran twice as far as Harris. How many miles was each boy’s leg of the race?

in progress 0
Thiên Hương 5 years 2021-08-21T17:36:34+00:00 1 Answers 9 views 0

Answers ( )

  1. Calantha
    0
    2021-08-21T17:38:21+00:00
    Reply

    L + H + T = 15
    L = 2H
    T = H + 3

    2H + H + (H + 3) = 15
    4H + 3 = 15
    4H = 12
    H = 3

    So Harris ran 3 miles
    Lamar = 2H, = 6 miles
    Tyler = H + 3 = 6 miles

    And to check, 6 + 6 + 3= 15

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )