An engineer uses this formula to determine the strength of a metal beam. 6.2(0.1x−3.1)−2.5(0.4−1.6x)Which expression is equivalent to the formula?

A
3.38x – 20.22

B
4.62x – 20.22

C
3.38x – 18.22

D
4.62x – 18.22

i need help plz tell me the right answer for y benchmark

sum= when you add is how much the whole amount is

distance= when you use angles and it means how far it goes

step-by-step explanation:

she will sew have sewn five dresses   and be 1/3 done with the sixth one in an hour.

step-by-step explanation:

3/4 of an hour=45 mins

lucy makes 1 dress per 11.25 minutes

45 mins+11.25 mins=56.25 mins

60 mins- 56.25 mins=3.75 mins

3.75 mins is 1/3 of of 11.25 mins

therefore she the other 1/3 would be part of the hour and she will have sewn 5 dresses and begun the sixth.

contact me if you have any questions you are welcome.

step-by-step explanation: