Answer:
m = 4.5
Step-by-step explanation:
m is the variable for slope (just for validation)
y = 25 + 4.5 (x - 5)
Expand,
y = 25 + 4.5x - 22.5
Collect like terms,
y = 4.5x + 2.5
The slope of the gradient is always the coefficient of x
Therefore, m = 4.5
Hope this helped!! :)