Answer:
15
Step-by-step explanation:
3(9)=27
27-12=15
Answer:
units or 14.2 units (rounded to the nearest tenth)
Step-by-step explanation:
To find the distance between a pair of two points, use the distance formula
. Substitute the x and y values of (-1,-2) and (8,9) into the formula and simplify:
So, as an exact answer, the distance is
units.
(To find the decimal approximate of that answer, enter it into a calculator. This would make the decimal approximate 14.2 units, when rounded to the nearest tenth.)
Step-by-step explanation:

Answer:
Step-by-step explanation:
<u>Given:</u>
- log₅ (10x - 1) = log₅ (9x + 7)
- 10x - 1 = 9x + 7
- 10x - 9x = 7 + 1
- x = 8