Step-by-step explanation:

Firstly we have to take variables to L.H.S and numbers to R.H.S

Hope it helps
D. A sparrow has made a nest in the fern on the porch.
Answer:-496
Step-by-step explanation:
5+69+10−6+29−73−518−12
=74+10−6+29−73−518−12
=84−6+29−73−518−12
=78+29−73−518−12
=107−73−518−12
=34−518−12
=−484−12
=−496
Answer:
m=3
Step-by-step explanation:
rise/run or y/x
using the y coords/x coords
15-0/-3-(-8)
=15/-3+8
=15/5
=3
30/75 = 12/x
30*x=75*12
30x=900/:30
x=30