For this, we are just going to plug in -9 for every x and then solve the equation:




Now we know that q(-9) is equal to 566.
Answer:
you gatta show the picture
Step-by-step explanation:
Multiply the first equation by -1
-3x-y=-4
2x+y=5
Add them up
-x=1
So x=-1
And y=7
So the first option is correct
Answer:
9/10
Step-by-step explanation:
first you find the lowest common denominator. 1/2 becomes 5/10, 2/5 becomes 4/10. 5/10+4/10=9/10
Answer:
A
Step-by-step explanation:
A is not a polynomial as the power of x is less than one