duronselena duronselena

07-11-2014
Mathematics

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Lisa walked 8 km more than tim. Lisa walked twice as far as tim. How far did each walk?

Respuesta :

MattFat MattFat

07-11-2014

T = 8
L = 16

we write out the given equations:
L = T + 8
2T = L
we substitute the 2nd into the 1st
2T = T + 8
T = 8
L = (8) + 8
L = 16

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