The very first one probably
The answer is 5.2

you must have written the equation incorrectly
first you should try to find the closest multiple of 19 which you should multiply 19 by 5 and get 95. then subtract 97.75-95 which equals 2.75. 2.75 then needs to be divided by the cost per extra minute 0.07 so 2.75 divided by .07 which gets you 39. 39 minutes
Answer:
units
Step-by-step explanation:
The given triangle is an isosceles right triangle.
This implies that, the second leg is also x units.
We use the Pythagoras Theorem to obtain:


Divide both sides by 2; to get

Take positive square root to get:


Step-by-step explanation:
0.36x = 240
x = $666.6 orignal price