Answer:
14 hours
Step-by-step explanation:
Let's call the task 3x
The older bro does twice as younger so it would be 2x long and younger brother work x long
Since the totsl of work is 3x = 21 x woul be 21÷3 = 7
the older brother must work 2 × 7 = 14 hours long
Answer:
-7 and -5
Step-by-step explanation:
-7 and -5 added together are -12, and their product is 35.
Answer:
35 miles
Step-by-step explanation:
To get the total number of miles, you add up the value of the X's to get 35 miles. Have a great day!