Justin and tyson are beginning an exercise program to train for football season. justin weighs 150 lbs and hope to gain 2lbs per week. tyson weighs 195 lbs and hopes to lose 1 lb per week. if their plans work, in how many weeks will the boys weigh the same?

It will take 16 weeks and they will weigh 180

1 week: J- 151 lbs T- 194 lbs
2 weeks: J- 153 lbs T- 193 lbs
3 weeks: J- 155 lbs T- 192 lbs
4 weeks: J- 157 lbs T- 191 lbs
5 weeks: J- 159 lbs T- 190 lbs
6 weeks: J- 161 lbs T- 189 lbs
7 weeks: J- 163 lbs T- 188 lbs
8 weeks: J- 165 lbs T- 187 lbs
9 weeks: J- 167 lbs T- 186 lbs
10 weeks: J- 169 lbs T- 185 lbs
11 weeks: J- 171 lbs T- 184 lbs
12 weeks: J- 173 lbs T- 183 lbs
13 weeks: J- 175 lbs T- 182 lbs
14 weeks: J- 177 lbs T- 181 lbs
15 weeks J- 179 lbs T- 180 lbs

In 15.5 weeks