My guess is 30 mins sorry if wrong hope this helps
Do you understand what I did here?
Answer:
the number is 87
Step-by-step explanation:
the photo contains step by step
Answer:
<h3>x = 1.54 or x = - 4.54 to 2 decimal places</h3>
Step-by-step explanation:
x² + 3x - 7 = 0
Using the quadratic formula
a = 1 b = 3 c = - 7

Hope this helps you
The answer is 6 that's how many places its away from zero.