Answer:
1)9-7+x
2+x
2)8-2x+5x
8+3x
3)-x+3x-9
2x-9
4)4x-4x-6
-6
you have to group the like terms
I hope this helps and sorry if they are wrong
The median is the middle when numbers are in order from least to greatest.
So the number in the middle is 1.7
Y=mx+b y=400 m=20 b=18 so this would be how you write it 400=20x+18
Answer:
B. 28
Step-by-step explanation:
8 ÷ a + 3 • b
First plug in the numbers.
8 ÷ 2 + 3 • 8
Use PEMDAS.
4 + 24
= 28
your welcome.
The principal square root 4 and its negative -4