Answers

2016-04-11T22:15:19+05:30
(-15)[(-7)+(-1)]=(-15)(-7)+(-15)(-1) 105+15=105+15<br /> 110=110.
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2016-04-12T08:57:58+05:30
(–15) × [(–7) – (–1)] 

= (-15) 
× [-7+1]

= (-15) × (-6)

= 90

(–15) × (–7) – (–15) × (–1)

= 105 - 15

=90

(–15) × [(–7) + (–1)] = (–15) × (–7) + (–15) × (–1) 90

(–15) × [(–7) – (–1)]  is equal to  (–15) × (–7) – (–15) × (–1)
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