SOLUTION: hello i would like help with this problem please simplify this expression (-5x)^2+5x^2 thank you for your time!:)

Algebra ->  Exponents -> SOLUTION: hello i would like help with this problem please simplify this expression (-5x)^2+5x^2 thank you for your time!:)      Log On


   

Question 184036This question is from textbook algebra 1
: hello i would like help with this problem please

simplify this expression
(-5x)^2+5x^2
thank you for your time!:) This question is from textbook algebra 1

Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
%28-5x%29%5E2%2B5x%5E2 Start with the given expression.


25x%5E2%2B5x%5E2 Square -5x to get %28-5x%29%5E2=%28-5x%29%28-5x%29=%28-5%29%28-5%29%28x%2Ax%29=25x%5E2



30x%5E2 Combine like terms.


So %28-5x%29%5E2%2B5x%5E2=30x%5E2