Mariaeugeniaferminre Mariaeugeniaferminre

18-12-2020
Mathematics

contestada

can someone help please

can someone help please class=

Respuesta :

lillyphenix01840 lillyphenix01840

18-12-2020

Answer:

a) 140 weeks

b) 4 weeks

c) 140 miles

Step-by-step explanation:

a)

1500=10w+100

1400=10w

w=140

b)

10w+100=15w+80

5w=20

w=4

c)

10(4)+100

140

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