Answer = a) add them
When you multiply terms you add the exponents
(7,3)
Step-by-step explanation:
X= -2+3y
....
-2+3y-3y=-2
-2+3y+3y=16
.......
6y=18
...
y=3
x=7
Answer:
commutative propriety of addition
Step-by-step explanation:
M+P =P+M is an example of the commutative propriety of addition
when numbers or parentheses connected by addition or multiplication switch places (commute) we have commutative propriety of addition or multiplication
Answer:
$22.68
Step-by-step explanation: