34,258 and 47,1635 the value of 4 in is times the value of 4 in

For each day of one school week, Mrs. Hudson gives her students a quiz in either math, science, or history. How many different combinations of quizzes are possible for the week? 729 243 81 15

7x300=7x blank hundreds = blank hundreds=

When like terms are rearranged and put together in an expression, which property is demonstrated? 2n+3x+9n=2n+9n+3x which property? identity, communiative, associative, distrubitve

If f (x) = 3x + 7, find: f (-2) = [? ]

Solve for y: x=5y-3

5 (X-Y) in english meaning (word form)

When she was in year 8, Sarah could run 800 meters in 3 minutes and 20 seconds. Three years later, when she was in year 11, she could run 800 meters in 2 minutes and 40 seconds. Find the percentage improvement in her time and show your working out.

Veronique has a spinner with three sections of equal size, red (r), green (g), and blue (b). The spinner is spun twice. The sample space for the possible outcomes is S = {rr, rb, rg, gr, gg, gb, br, bg, bb}.

The sides of a rhombus are equal

Solve the equation: 5r - 4 (-5r - 7) = - 72