What is #8- 6( 7- 3)#?

1 Answer
Sep 28, 2016

Answer:

#-16#

Explanation:

When working with expressions which have different operations, always count the number of terms first.

Each term simplifies to a single answer and these are only added or subtracted in the last step.
Within each term the order of operations is:
Brackets first, then powers and roots, then multiply and divide.

#8-6(7-3)" "larr# there are only 2 terms, keep them separate

#color(blue)(8)color(red)(-6(7-3))#

#=color(blue)(8)color(red)(-6(4))#

#=color(blue)(8)color(red)(-24)#

#=-16#