What proprtus do 4 (a+8b) + 4a+8b+4a use

Ms. Peterson wrote the expression below on the chalkboard for her class. She asked the students to write an equivalent expression using no more than one set of parentheses.

The measures of angles of a hexagon 4x, 5x, 6x, 7x, 8x, 9x. calculate the size of the largest angle.

the side of a cube is doubled from it original length. what is the ratio of the volume from the samller cube to the bigger cube

dj has 2 5/8 cups of yogurt to make smoothies. each smoothies use 1/4 cups of yogurt. what is the maximum number of smoothies dj

Choose exactly two answers that are correct. Which expressions are equivalent to the expression 32 : (8 - 4) ? Choose exactly two answers that are correct. A. 18 - 2 : 2 B. 48 : (10 - 4) C. 15 - 21 : 3 D. 36 - 15 : 3 + 1 *Edit I think its A and B.

Mary has $500 in her account. She makes a $350 withdrawal, deposits $100, and then gets charged a $20 fee. How much does she have in her account? A) $180 B) $230 C) $290 D) $340

A function g (x) has x-intercepts at (1/2,0) and (6,0). Which could be g (x) ? g (x) = 2 (x + 1) (x + 6) g (x) = (x-6) (2x - 1) g (x) = 2 (x - 2) (x-6) g (x) = (x + 6) (x + 2)

Roger is training for a half-marathon. The course is 13.1 miles long. Let p represent Roger's average pace in minutes per mile. Write and solve an inequality to show the average pace needed to finish the half marathon in less than 2 hours.

Find the area under the standard normal curve to the left of z = 0.49 and to the right of z = 2.05. Round your answer to four decimal places, if necessary.

I am watching a movie that is 1 hour and 37 minutes and I watched 52 minutes so how many minutes are left