Answer:
it is correct
Step-by-step explanation:
2000 N
The resistance force acting is 1N per ton.
Tension in the coupling between engine and the wagon is 2000N.
1) 2x+3 = 5
-3 -3
2x =2
x=1
2) -x + 8 = 5
-8 -8
-x = -3
X=3
Answer:50
Step-by-step explanation:
Bc 25+25 is 50.
Answer:
2 1/4
Step-by-step explanation:
1/3 divided by 1/6 is 2
3/4 plus 2 is 2 3/4
2 3/4 minus 6/12 is simplified to 2 9/12 minus 6/12, which is 2 3/12
2 3/12 is simplified to 2 1/4
6(21)=72 6(31)=186
add 72+186=258
258 is the answer