# How do you simplify #5x^2 * 2x^5 # leaving only positive exponents?

##### 1 Answer

Apr 14, 2016

#### Answer:

#### Explanation:

Since multiplication is commutative, this can be rearranged and written as

#(5*2)(x^2*x^5)#

Multiply

#x^a*x^b=x^(a+b)#

Thus, we see the expression equals

#10x^(2+5)=10x^7#