Can someone help me pls.

the first one is equivalent and the second one is not equivalent

Step-by-step explanation:

In the first one do the distributive property first by distributing the the -2.

collect like terms on the left side

they are equivalent.

The second equation do the distributive property first by multiplying by -3.

collect like terms on the left.

not equivalent

v v cj van config k tbs eng r.c r.c fcb fb gb frfr

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.