Answer:
127.5
Step-by-step explanation:
(2x+7)+(6x-9)=180
2x+6x+7-9 = 180
8x-2=180
8x=182
x=22.75
6x-9=
6(22.75)-9=
136.5-9=
127.5 Answer
Answer: Speed of motorboat= 25 km hr
Speed of current= 5km hr
Step-by-step explanation:
120/4= speed of motorboat with the current
120/6= speed of motorboat against the current
Get the average of those 2 numbers.
Motorboat=25 km hr
Speed of current= 5 km hr
Answer:
A
Step-by-step explanation:
A is a triangular prism
THE ANSWER ABOVE IS INCORRECT!! If you are doing Apex, the answer is doubling a cube. It can't be done with a straightedge or compass so it is impossible and was believed to be Apollo wanted something of his doubled with was a cube.
