The value of y when x equals -15 in the equation (y = - 180 - 9(x)) is -45.
Copy and complete the table for x and y?
In a given function y = f(x) = bx - c, the value of y can be determined, if the value of x is known. All we have to do is to substitute the known value for x into the equation in order to determine the value of y.
From the given information:
y = - 180 - 9(x)
y = -180 - 9(-15)
y = -180 + 135
y = -45
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