How do you evaluate the expression $7b-5d$ given b=6, d=5?

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Answer 1 · 2016-12-10T15:24:12

$17$

In the expression you substitute $6$ for $b$ and $5$ for $d$ , multiply the terms and then subtract:

$(7 * 6) - (5 * 5) ->$

$42 - 25$

$17$

How do you evaluate the expression 7b-5d7b-5d given b=6, d=5?