How do you simplify #3\cdot ( - 9) + ( - 2) \cdot ( 7#)?

1 Answer
Jim G.
Sep 30, 2016

#-41#

Explanation:

When evaluating an expression with #color(blue)"mixed operations"# there is an order of operations that must be followed.

Follow the order as set out in the acronym PEMDAS.

#3xx(-9)+(-2)xx7larr" multiplication first"#

#=-27+(-14)larr" addition next"#

#=-27-14larr" now subtract"#

#=-41#

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