Answer:
C. 17/20, rational
Step-by-step explanation:
.25 + 3/5
The least common denominator is 20 so
.25=1/4=5/20
3/5=12/20; therefore,
5/20 + 12/20=17/20.
17/20 is a fraction so is rational.
7x + 3y = -9
+9 +9
________________
7x + 3y + 9 = 0
-3y -3y
_______________
7x + 9 = -3y
(divide each side by negative 3)
7x 9
__ + __ = y
-3 -3
simplified it would be :
7x
__ - 3 = y
-3
Answer:

Step-by-step explanation:

