Answer:
604
Step-by-step explanation:
add them together using collum method
Answer:
x=6
Step-by-step explanation:
8x-11=37
Add 11 to both sides
8x=48
Divide 8 from both sides
x=6
The parabola opens down, since the 'a' value of the equation is a negative value.
I think it's commutative property of addition (you can change order of addition but in the end it would be the same)