Which of the given pairs of expressions are equivalent? select all that apply.
a. 3z + 2z and 5z
b. (8x – 8x) – y and 0
c. 9.1 + 4.5a – 2.5a and 11.1a
d. -7y(3) – 3 and 0
e. y – 6(3) and y – 18

Q1) jin loves carrot yesterday she ate ½ of here carrots and today she ate 2/3 of the remaining carrots. she then discover that she has 12 carrots left. yesterday she must has started with carrots? a)36 b)48 c)60 d)72

The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?

Which of the following is a solution of z^6 = 64i? 2(cos105° + isin105°) 2(cos120° + isin120°) 2(cos135° + isin135°) 8(cos15° + isin15°)