math(please help me!!)
posted by margie .
*you have to factor by grouping,for more information just ask me*
First, take out 4x from the first two and y from the second:
4x(x+5) + y(x+5).
Then combine the 4x and the y:
That's your answer.
thanks. - can you help me with this one?
First, you should notice that 12*4=48 and 5*4 is 20. So, rearrange a little:
12xy + 48x^2y + 5z + 20xz.
Then, take out 12xy from the first two and 5z from the second two:
12xy(4x+1) + 5z(4x+1).j
thank you;please help me with my other problems...