Step by step explanations for the official ACT practice test form 1572C math section question 3

This is an step by step explanation of solutions to all the math sections of the official ACT practice test form 1572C released by the ACT.org website. This practice test was used in the year 2015-2016, 2016-2017, and 2017-2018. Checkout the ACT practice test form 1572C playlist for the explanations of each question. Diana’s Tutoring ensures success for students prepping for the ACT examination.

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How to prepare for the ACT examination:
1)Download the pdf of the test here:
2)Take the test on your own first! I strongly recommend TIMED and on printed paper.
3)Grade and come back here to go over your wrong answers.
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