What does a negative sign in front of a parentheses mean

After shopping, it took Manuel 87 seconds to push a shopping cart directly to his car. In one- third of that time, Manuel had moved 58 meters at a constant velocity. What was the cart's velocity?

What two numbers add up to 15 and the difference is 7?

Identify the slope of the line for the equation y = - 6x + 5. A) - 6 B) - 5 C) 5 D) 6

Relationship between the two 4s in the number 644532.

What is the factored form of (a^2-6) (a^2+4) the answers that I can choose from are a^4 + 2a^2 + 24 a^4 - 2a^2 + 24 a^4 - 2a^2 - 24 a^4 + 2a^2 - 24

Irina wants to build a fence around a rectangular vegetable garden so that it has a width of at least 10 feet. She can use a maximum of 150 feet of fencing.

At the flea market path and four buckets of Legos with each bucket containing 1,398 Lego pieces. if you wanted to with the Lego pieces into three piles, how many pieces should he put into each pound?

Jane's favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5:2:3. How many cups of pear juice should she use to make 20 cups of punch?

What is 8x over 3 minus X over 2 equals - 13?

Find the present values of these ordinary annuities. discounting occurs once a year. a. $600 per year for 12 years at 8%