Which expression is equivalent to 2m+m+m

3m

4m

2m^3

4m^3

4m

Step-by-step explanation:

since it is not multiplication, there would be no power.

think of it as 2m + 1m + 1m

The answer is 4m

I hope this helped! If so, please mark brainliest!

c

step-by-step explanation:

c

(sin 42)/31. = sinx)/37

sinx = 37 (sin42)/31

= 37× 0.66/31 = 0.787

x= 51.9

other angle opposite to y = 180-51.9-42

= 180- 93.9 =86.1

so

sin42)/31 = sin 86.1)/y

0.021 = 0.997 /y

y= 0.997/0.021 =47.47