How do you combine like terms in $-2s + 6- s - 4$ ?

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Answer 1 · 2018-06-10T01:59:30

$-3s+2$

the like terms here are:
$-2s and - s$
&
$+6 and -4$

$-2s -s = -3s$
&
$6-4=2$

Therefore the answer is:
$-3s+2$

How do you combine like terms in -2s + 6- s - 4-2s + 6- s - 4?