The expression - 50 + 100 represents the balance in dollars of a bank account after X months what is the rate of change in dollars per month of the bank account balance

The equation of the straight line is expressed using the general formula:

y = mx + c

where c represents the y-intercept and m represents the slope of the line which is also known as the rate of change

For the given equation: - 50x + 100

Comparing this equation to the general formula, we will find that the rate of change of the dollars in the account balance is - 50