Answer:
If a, b and c are in arithmetic progression, that means that a + c = 2b. So a + b, a + c and b + c are also in arithmetic progression.
This might help.
Answer: x=-1
Step by step:
2|x+6|+9=19
Subtract 9 from both sides.
2|x+6|=10
Divide both sides by 2
|x+6|=5
Use the definition of absolute value.
x+6=5
Subtract 6 on both sides
x=-1
Hope this helped! :)
It is positive 6x. Hope this helps!
Answer:
y=-x+2
Step-by-step explanation:
its asking y=mx+b
m slope (rise/run) --> rises up 2 for every time it moves over -2 times
so slope is -1
b= y intercept = 2
Answer:
27 inches
Step-by-step explanation:
2ft and 3 in how much inches
There are 12 inches in a foot
Since we have 2 feet we multiple 12 x 2
This gives us 24 inches
But we also have 3 extra inches
24 + 3 = 27 inches
