write algebraically

Find the Value of x (show full working and use coded reasons to show your decision)
(See attachment)

also some help with these:
Write the Following Algebraic Expressions.
a) the product of 2x amd 3y (does product always mean adding?)
b) the total cost of P Pens at $d each and M penciles at $n each.
c) the average of a,b and c

Quote:

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Originally Posted by Quester

Find the Value of x (show full working and use coded reasons to show your decision)
(See attachment)

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The is an angle? And the is the base length?

I'm sorry, but there isn't much information here and the diagram is hard to read.

-Dan

Quote:

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Originally Posted by Quester

a) the product of 2x amd 3y (does product always mean adding?)
b) the total cost of P Pens at $d each and M penciles at $n each.
c) the average of a,b and c

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a) Product means to multiply, sum means to add. So your answer is 6xy.

b) Pd + Mn dollars.

c)
Add all the numbers and divide by the number of numbers.

-Dan