Factor 3a+7-a-7 - Math App

Math

$3 a + 7 - a - 7$

Subtract $a$ from $3 a$ .

$2 a + 7 - 7$

Subtract $7$ from $7$ .

$2 a + 0$

Add $2 a$ and $0$ .

$2 a$

Factor 3a+7-a-7

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