Which expression is equal to 7 (1 3) ? 7 21 7 3 7 4 1 21

Find the difference - (ab+3a+7) - (-5ab-2)

A 25 year old man is 105kg and is 71 inches tall calculate ideal ibw

Mary has $6.00 in nickels, dimes, and quarters. if she has twice as many dimes as quarters and eighty-seven more nickels than dimes, how many coins of each type does she have

Beth wants to earn 500 to purchase a new TV she earns 8 dollars an hour at her job the function b (h) = 8h represents the amount of money Beth earns in dollars b (h) for each hour that she works what domain and range are reasonable for the function?

When solving for x, what is x squared plus 15 equals - 8x

What is the correct way to read this number 6.3078

Einsteinium-253 is an element that loses about 2/3 of its mass every month. A sample of einsteinium-253 has 450 grams. Write a function that gives the samples mass in grams, s (t), t months from today.

Factor 1/5 out of 1/5x+29/5

Evaluate the expression 2x - 5 when x = 3? A) - 4 B) 1 C) 6 D) 11

29yards 2foot 11inches+55yards 1foot 10inches+13yards 1foot 3inches=