How do you simplify $2x-3$ if $x=4$ ?

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Answer 1 · 2017-08-29T22:49:52

Turn x into 4.

$2(4)-3$
(Parentheses means to multiply)
$8-3$
$5$

Answer 2 · 2017-08-29T22:51:30

The answer is $5$ .

Given:

$2x-3$

$x=4$

Substitute $4$ for $x$ .

$2xx4-3$

Simplify.

$8-3$

Simplify.

$5$

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