Answer:
Step-by-step explanation: no te entendi ni vergas no se ingles
2x+2y=4x+6y
and then x will equal 2y
Answer:
the price index
Step-by-step explanation:
because it said during a CERTAIN five year the cosumer pice index DECREASED by only 75%
4.

5.

doesn't belong with the other three because it is irrational number
The other three can be expressed as a ratio between two <span>integers.

</span>

is the logical or/disjunction symbol.

means "

or

". Disjunction is commutative, which means

is equivalent to

.
So if

represents

and

represents

, then

means

or

.