How do you simplify #10( 2t + 7) - ( 12- t )#?

2 Answers
Apr 19, 2018

By arranging the equation

Explanation:

#10(2t+7) - (12-t)#

#=20t + 70 - 12 +t#

#=21t + 58#

Your answer is #21t+58#

Apr 19, 2018

#21t+58#

Explanation:

#=color(red)(10(2t+7)) + color(blue)(−1(12−t))#

#=color(red)((10xx2t) + (10xx7))" "+" " color(blue)((-1xx12) + (-1xx-t))#

#=color(red)(20t + 70)" "+" "color(blue)(-12 + t)#

#=21t+58#