yes, it is since none of the x's are repeated as with the y's
Answer:

Step-by-step explanation:
I take it that the expression is

Collect like terms and add the coefficients


Answer:
the answer is (-3,4) hope this helps
Step-by-step explanation:
Answer:
I dont really understand it but I think it's the first one cuz that's the only one that makes sense to me hope it helped tho:))))))))
Answer:
Yes
Step-by-step explanation:
The negative sign was simply moved to either the numerator or denominator. Either way the number is still a negative one half.