If a and b are two rational numbers, which expressions are equivalent to a-b? mark all that apply.

a. a-|-b|, if b> 0.
b. a+|-b|, if b> 0.
c. a+(-b), if b> 0.
d. a-|-b|, if b< 0.
e. a+|-b|, if b< 0.
f. a+(-b), if b< 0

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Select all expressions that are equivalent to 2(3x + 7y). question 1 options: 6x + 14y 6x + 7y 1(6x + 14y)

2. (09.01 lc) a function is shown in the table. x g(x) −3 17 −1 −3 0 −4 2 13 which of the following is a true statement for this function? (5 points) the function is increasing from x = −3 to x = −1. the function is increasing from x = −1 to x = 0. the function is decreasing from x = 0 to x = 2. the function is decreasing from x = −3 to x = −1.