5 - 2(x + 7) = 11
It is very much tempting to subtract 5 - 2, isn't it? DO NOT DO IT... the order of operations requires that we multiply (or distribute) before subtraction. The solution follows:
Monday, February 15, 2010
CAUTION: Multiplication before addition or subtraction.
Be aware that "they" like to dangle addition or subtraction in front of us like follows:
It is very much tempting to subtract 5 - 2, isn't it? DO NOT DO IT... the order of operations requires that we multiply (or distribute) before subtraction. The solution follows:
It is very much tempting to subtract 5 - 2, isn't it? DO NOT DO IT... the order of operations requires that we multiply (or distribute) before subtraction. The solution follows:
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