# Posts by nola

Total # Posts: 10

**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)

**Maths**

21

**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.