tony429
tony429 tony429
  • 14-05-2020
  • Mathematics
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What value ofj makes this addition sentence true? (Hint: Use properties of addition)
64+ (98 +28) = (j +64) + 98

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kiwikookies
kiwikookies kiwikookies
  • 14-05-2020
J = 28

64+ (98 +28) = (j +64) + 98
64+126 = (j+64)+98
190 = (j+64)+98
-98 -98
92 = j+64
-64 -64
28 = j
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