Simplify each expression by collecting and combining like terms
$15 x - 3 x + 7 x$

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Solution

Simplify the expression.
Given, $15 x - 3 x + 7 x$
Since, the expression in like terms only. So, we can add them directly with using distributive law.
$= 15 x - 3 x + 7 x = (15 - 3 + 7) x = 19 x$
Hence, the simplify of $15 x - 3 x + 7 x$ is $19 x$ .

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