For each expression,use a property to write an equivalent expression.Tell which property you used.
10:CD=
11:x+13=
12:4(2x-3)=
13:2+(a+b)=
14:Draw algebra time models to prove that 4+8x and 4(2x+1) are equivalent.
11:x+13=
12:4(2x-3)=
13:2+(a+b)=