Question

If a= -9 and b = -6 show that (a +b)+c = a+(b+c)

Answer 1

This is the answer if any doubt pls comment

Answer 2

Answer:

Here's your answer

$a = - 9 \: and\: b = - 6 \\ \\ (a + b) + c = a + (b + c) \\ \\ ( - 9 + ( - 6)) + c = - 9 + ( - 6 + c) \\ \\ - 15 + c = - 15 + </strong><strong>c</strong><strong>\</strong><strong>\</strong><strong>c</strong><strong>=</strong><strong>c</strong><strong>$

Hope it helps ✌...