A teacher has a 10m roll of ribbon 3 cm wide . She cuts off 7 equal lengths 3 cm wide to make team bands for PE . There is 90 cm of ribbon left . How long is each team bands

2 answers

7x + 0.9 = 10

7x = 9.1

x = 1.3 meters
10.0 - 7 x = .90

7 x = 9.1

x = 1.3 meters