elephantlover1288 elephantlover1288

27-05-2021
Mathematics

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please help and show work

please help and show work class=

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ferrybukantoro ferrybukantoro

27-05-2021

Answer:

1. 23

2. 8

Step-by-step explanation:

1. 180-157 = 23

2. 15²+x²=(9+x)²

225 +x²=81+18x +x²

225-81=18x

144 = 18x

x = 144/18 = 8

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