Answer:
it has no real roots.
and the 2nd answer is correct.
Step-by-step explanation:
Answer:
I think the ancer is c
Step-by-step explanation:
Answer:
the answer would be -18
Step-by-step explanation:
3+3=6 2×6=12. 7+3=10 3×10=30 12-30= -18
Answer:
x=3,y=7
Step-by-step explanation:
8x+3y=45
2x+3y=27
8x-2x=6x
45-27=18
<u>6</u><u>x</u><u>=</u><u>1</u><u>8</u>
6. 6
x=3
2x+3y=27
2(3)+3y=27
6+3y=27
3y=27-6
<u>3</u><u>y</u> = <u>2</u><u>1</u>
3. 3
y=7
Answer:
1497
Step-by-step explanation:
When finding the average you add all the given numbers
623+494+380=499
Then divide that answer by how many total numbers are there
499*3=1497