Question

I need a little help on some problems in math?

Answer 1

the way u posted ur question no one will help u
post 1 at a time if u want quick help

Answer 2

5g + 7 = 7 + 5g (1 point)
Commutative Property of Multiplication
Inverse Property of Multiplication
Commutative Property of Addition
Associative Property of Addition

Answer 3

its very simple just group like terms the solve dont forget their signs

Answer 4

is it commutative property of addition

Answer 5

if u want step by step
http://www.twiddla.com/1470857

Answer 6

sorry i dont know about properties but i can explain u the steps