4. In which step below does a mistake first appear in simplifying the
expression 0.5(-8x+4)-4(x+5)+7(x-3)?
Step1: - 4x + 2 - 4(x + 5) + 7(x - 3)
Step 2: -4x + 2 - 4x + 5 + 7(x - 3)
Step 3: -4x + 2 - 4x + 5 + 7x - 21
Step 4: -*-14
A. Step1
B. Step 2
C. Step 3
D. Step 4

Josue tosses a coin and spins the spinner at the right. what are all the possible outcomes

1. which of the following algebraic equations is equivalent to ? x^n = a a^n = x a^x = n x^a = n 2. 16^1/4= 1/2 2 4 3. (-36)^1/2= -6 1/6 no real number 4. 8^2/3= 4 8 16√2 )^5/2= 7,776 1/7,776 no real number 6. m ^ the square root of a^2m simplified is: 7. the square root of 3^3 times the square root of 2 simplified and in radical form is:

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?