Use this set of equations to answer questions 5 - 9 : 6 + 5 + 8 = 9 + 2 + 4 = 3 + 7 + 1 = 8 + 6 + 9 = 5 . What is the first horizontal sum ? 2

Please help answer the following 50 questions.Thank you!!!

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Use this set of equations to answer questions 5 - 9 :6 + 5 + 8 =9 + 2 + 4 =3 + 7 + 1 =8 + 6 + 9 =5 . What is the first horizontal sum ?"2 . 21b . 17C . 18d .196 . What is the second horizontal sum ?"d .17b .18C .13d .157 . What is the third horizontal sum ?"2 . 11b . 9C .13d .128 . What is the fourth horizontal sum ?*2 . 23b. 19C . 13d . 219. What is the final sum ?"N 80 80 )Unit 1 EvaluationMITHH 009