Question

question
add
$(x + 1) + (2x + 7)$
answer
(example: 5x + 3 or 7)
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submit answer

Explanation:

Step1: Remove parentheses

$x + 1 + 2x + 7$

Step2: Combine like x terms

$x + 2x = 3x$

Step3: Combine constant terms

$1 + 7 = 8$

Step4: Write final simplified expression

$3x + 8$

Answer:

$3x + 8$