Released STAAR Algebra I EOC · 2025 · Item 20 · 1 point

Walkthrough: Algebra I 2025, Item 20

A.10E · Factoring Trinomials · unscored study

Which expression is a factor of $5x^2 - 30x - 80$ ?

$x + 4$
$x + 8$
$x - 4$
$x - 8$

1. Understand the question

Factor out the greatest common factor first, then factor the trinomial that remains.

Try the question on your own first, then reveal one step at a time.

2. Solve it step by step

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Question, artwork, answer key and rationale: Texas Education Agency released STAAR test. Walkthrough steps written by TEKSForge. Studying here does not change your mastery or scores.