Please help Which change is created by deposition

a sand dunes

b deltas

c canyons

d none of the above
do not mind sat that isn't the subject the subject is science

If (a, b) is the solution to the system of equations shown above, and a and b are integers, then what is the value of a+b?

James needs to move this box. he has already checked it and knows it is not too heavy for him to lift. he also has a clear path and a place to safely set down the box. tell james what to do next to safely lift this box by placing the steps in the correct order. place the options on the left in the correct sequence by dragging them to the appropriate answer box to check your answer.

Afixed resistor has the following color bands: orange, red, brown, gold. what is the rated resistance