In algebra we use a(n) _ to represent a varibale

Coefficient

Explanation:

in algebra we use a(n) _ to represent a variable.

The correct answer would be coefficient

The coefficient is basically like a magnet, without the coefficient you just have the variable, which is essentially useless.

The coefficient also sets what you can do with the variable. For example, with 4x, the coefficient tells you that you have to multiply by 4.

i would say your answer is a)

sorry if im wrong

the correct answer is d. the monetary reserve is a set of funds represented in currency, money or similar, saved as a forecast of possible needs or for legal reasons.

the increase or decrease in the monetary base influences in the increase or decrease of the inflation rate. therefore, the excess of monetary reserve will cause the reduction of inflation.