Arlene us showing her work in simplifying (-7.9) + 8.2-3.4+2.1 identify any error in her work or in her reasoning.

The formula for the perimeter of a rectangle can be written as P = 2 (l+w). Solve the formula for the length l.

Find the LCM of the numbers using lists of multiples. 1: 4,14 2: 6,20 3: 12,28

Evaluate u + xy, for u = 20, x = 9, and y = 8. 188 37 232 92

Bro. sarah. sue. and Aron will share the cost of buying a flat screen tv

In a museum, the ratio of adults to children is 10 to 2 if there are 156 people in the museum how many children are there?

Victor is keeping track of how many calories he eats. On Friday, he ate 3 cookies at snack time and 2,000 calories with his meals. On Saturday, he ate 5 cookies at snack time and 1,820 calories with his meals.

How to solve a literal equation M+3n=7; - 2,0,1 Show steps

Kenny signed up for a new iTunes program. Each day he can download 3 songs. If he downloads 3 songs per day, how many songs will he have on day 15?

Which is more? 1g or 1 oz

How is 3/5 and 8/10 Are equivalent fractions?