How do you solve #3\cdot 7+ 4\cdot 6^ { 2}#?

1 Answer
Jim G.
Oct 24, 2016

#165#

Explanation:

When evaluating expressions involving #color(blue)"mixed operations"# we must do so in a particular order.

Follow the order as set out in the acronym PEMDAS.

#3xx7+4xx36larrcolor(red)" evaluate exponent"#

#=21+144larrcolor(red)" followed by multiplication"#

#=165larrcolor(red)" finally addition"#

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