8x² - 4 = 28
8x² = 28 + 4
8x² = 32
x² = 32/8
x² = 4
x = <span>±2
</span>
Answer:
6:55 A. M. is the latest time he can leave his house
Answer:

Step-by-step explanation:

We´ll <u>Apply Difference Two Squares Formula:</u>


<u>Apply exponent rule</u>:


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Answer:
1=2/3 reduced or 4/6 full
2=8/3
Step-by-step explanation: