Question

Question 51

Fill in the blanks to make the statement true.

$[12\times (-7\left)\right]\times 5=$ ___ $\times$ $\left[\right(-7)\times$___ $]$

Answer 1

Multiplication is associative for integers, i.e.
$(a\times b)\times c=a\times (b\times c)So,[12\times (-7\left)\right]\times 5=12\times \left[\right(-7)\times 5]$