<span>In geometry , “Line” is defined as a set of points arranged in a straight pattern. A line has only length; no width.
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$14
7•2=14
Peter bought both tickets and the each cost $7 so 7 times 2 would be 14
Use a system of equations:
For his trip on the way there:
D = 7*s
For his trip on the way home you have:
D = 5*(s+18)
use substitution to solve
4. Change the sign of the integer
