Answer:
8.49
6.00
5.29
1.79
Step-by-step explanation:
Answer: x < -9
Step-by-step explanation:
-8x > 72
x < -9 when dividing a negative number in an inequality, change the sign to opposite.
the number are less than -9.
Answer:
81
Step-by-step explanation:
Order of operations rules require that we do the work inside parentheses first. Multiplication must be done before addition. Thus, the quantity inside parentheses becomes 15 + 4 = 19.
Next, we evaluate 100 - [19], obtaining 81 (answer)
In an inverse function, the x-values and y-values switch. So if (a,b) is a point in the f(x) function, then (b,a) is a point in the f^(-1)(x) function.
Switch all x and y-values in the function.
3. 16 months
60x=947
x=15.78333… = 16 months
4. 46 months
400x=18,091
x=45.2275 = 46
