Which expression is equivalent to 0.4x + 6x + 12?

a) 10x + 12

b) 6.4x + 12

c) 6.4(x + 12)

d) 18.4x

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?

What expression is equivalent to (2x-1)(x-3)?

In a probability experiment, karen flipped a coin 76 times. the coin landed on heads 32 times. what percentage of the coin flips resulted in tails? round to the nearest percent. a. 58% b. 65% c. 42% d. 60%