Answer: x=−1 or x=8
Step-by-step explanation: 7x−2=x2−10
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Khan Academy Video: Solving a quadratic by factoring
Khan Academy Video: Quadratic Formula 1
Answer:
Step-by-step explanation:
The pattern is easy to see.
So the proportion would go as follows
5.5. 7.5
=
4.5. 60
To solve this you just cross muliply and divide.
I hope this helps you
Answer:
$160.16
Step-by-step explanation:
143 is his bill
he leaves an extra 12%
12% of 143 = 0.12 x 143 = 17.16 that's his time
143 + 17.16 = 160.16
Normally feet, I don't really understand your question
