7) Consider the sequence of steps to solve the equation:
7x
5(x-3)
2
Step 1 = 10(x - 3) = 7x
Step 2 = 10x - 30 = 7x
Step 3 = 3x - 30 = 0
Step 4 = 3x = 30
Step 5 = x = 10
Identify the property of equality which yields Step 3.
A)
Division Property
B)
Addition Property
Subtraction Property
D)
Multiplication Property

Look at this expression. a3b3c a-3b-3c-1 which of the following is the simplest form of the expression above?

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.