Question

simplify : (-8)*9+(-8)*7 ​

Answer 1

Answer:

-8*9 + (-8)*9

=-72+(-72)

=-72-72

=-144

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Answer 2

Step-by-step explanation:

$( - 8) \times 9 + ( - 8) \times 9$

$- 72 + ( - 72)$

multiplication first

$- 72 - 72 = - 144$

+ * - = -