The coefficient of t is 2000 which is the gradient.
2000
gradient = slope (or rate of change)
y = mx+ b
s = 2000(t−20) + 220000
s = 2000t - 40000 + 220000
s = 2,000t + 180,000
y = 2,000x + b
m = 2,000
gradient=2000
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The coefficient of t is 2000 which is the gradient.
2000
gradient = slope (or rate of change)
y = mx+ b
s = 2000(t−20) + 220000
s = 2000t - 40000 + 220000
s = 2,000t + 180,000
y = 2,000x + b
m = 2,000
gradient=2000