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Posts by nola

Total # Posts: 9

Algebra
A grocery store makes a 20-pound mixture of almonds and cashew nuts. The store charges $4 per pound for almonds and $5.50 per pound for cashews. The total value of the mixture is $92. Write a system to find how many pounds of each type of nut are in the mixture.

Algebra
x(2x squared-x-3)+ 1(2x squared-x-3) x.2x squared+x.x+x.3+2x squared-x-3 2x cube+x squared+3x+2x squared-x-3 5x squared-2x squared-3x

Algebra
multiply the polynomial (x-1)(2x squared-x-3)

Pre-College Algebra
multiply the polynomial (x-1)(2x squared - x- 3)

math
A speedboat moves at a rate of 21 km/hr in still water. How long will it take someone to ride the boat 60 km downstream if the river's current moves at a rate of 9 km/hr?

algebra
A speedboat moves at a rate of 21 km/hr in still water. How long will it take someone to ride the boat 60 km downstream if the river's current moves at a rate of 9 km/hr?

Chemistry
Sorry I need to neutralization reaction written and I am lost I know it goes into h20 and NaCl but not sure of how to balance it

Chemistry
A solution of HCL (.1053 M) is added to a solution of NaOH (50.0 mL) It takes 28.31 mL if the acid to neutralize the base (naOH).

math
Please help if there are 36 children there are 3x as many boys as girls. How many girls are there.

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