20 boxes can be brought up at 1 time
1430-180= 1250
1250/60= 20.8333
Therefore it would we 20
Y = x + 5....so we sub in x + 5 for y in the other equation
4x + y = 20
4x + x + 5 = 20
5x + 5 = 20
5x = 20 - 5
5x = 15
x = 15/5
x = 3
y = x + 5
y = 3 + 5
y = 8
solution is (3,8)
Answer:
C) ΔEFG ≅ΔLMN
Step-by-step explanation:
C) ΔEFG ≅ΔLMN