Answer:
A device used by muscians that marks the time at a selected rate by giving a regular tick.
another definition is a mechanical or electrical instrument that makes repeated clicking sounds at an adjustable pace.
Hope this helps :)
Answer:
The student is wrong.
Step-by-step explanation:
To divide exponents (or powers) with the same base, subtract the exponents. In the second step, the wrong result is calculated.

140/1
because anything divided by 1 is itself, and a fraction is just the numberator divided by the denominator.
Answer:
The slope is 1
Step-by-step explanation:
Equation of the line:
y = x + 19