Solve each equation. Is the equation an identity? Explain.

t − 27 = - (27 - 7)

t=7

Step-by-step explanation:

t-27=-(27-7)---> remove parenthesis (multiply by -1)

t-27=-27+7> combine like terms

t-27=-20> add 27 to both sides

t=7

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.

24

step-by-step explanation:

if it takes 8 pounds to make 12 divide 12 by 8 and you get 1.5, 1.5 x 16 = 24