Evaluate the function rule for the given value. y = 15 • 3x for x = –3
–135
To evaluate the function rule for the given value, substitute x = -3 into the equation:
y = 15 • 3x
y = 15 • 3(-3)
y = 15 • -9
y = -135
Therefore, when x = -3, y is equal to -135.