Answer:
its really good luck for you know what is not my phone
Answer:
(X+2)(x-5)
Step-by-step explanation:
Multiply the coefficient of ax² which is 1 by the c which is 10.
Find the factors of the product of ac that when added together will give you -3.
Answers and working out are in the picture
Answer:
Step-by-step explanation:
If you drive straight north then turn and drive straight east, you have driven 2 sides of a right triangle. The straight line distance from where you are to where you started from is the hypotenuse of the right triangle. Use Pythagorean's Theorem to solve:
and
and
![2025=c^2](https://tex.z-dn.net/?f=2025%3Dc%5E2)
That means that length of the hypotenuse is 45.
45 miles is the distance.
Answer:
x=12
Step-by-step explanation:
![(10x-20)+(6x+8)=180](https://tex.z-dn.net/?f=%2810x-20%29%2B%286x%2B8%29%3D180)
![10x+6x=180+20-8](https://tex.z-dn.net/?f=10x%2B6x%3D180%2B20-8)
![16x=192](https://tex.z-dn.net/?f=16x%3D192)
![x=192/16](https://tex.z-dn.net/?f=x%3D192%2F16)
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