Which property was used to write the equation in step 2? Step 1: 5(x-7)= 55
Step 2: 5x-35=55
Step 3 5x=90
Step 4 X= 18
A. distributive property
B. addition property of equality
C. subtraction property of equality
D. division property of equality

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.