How do you simplify #(2t+4)3+6(-5t)-(-8)#?

1 Answer
Sep 18, 2016

Answer:

#6t-10#

Explanation:

Remove the brackets using the distributive law. Be careful of the signs.

#(2t+4)color(blue)(3)+6(-5t)-(-8)#

=#color(blue)(3)(2t+4)color(red)(+6(-5t))color(lime)(-(-8))" "larr# there are 3 terms

=#color(blue)(6t+12)color(red)(-30)color(lime)(+8)#

=#6t +12+8-30" "larr# re-arrange for easier calculation

=#6t-10#