How do you identify the opposite and the absolute value of a rational number
2 answers:
"The absolute value of an integer is its distance from zero on a number line. For example, the absolute value of -8 is +8, because -8 is 8 units from zero on the number line. Note that the absolute value of any positive or negative integer is positive." http://www.mathhelp.com/how_to/integers_and_the_number_line/opposites_and_absolute_value/
Opposite: Just change the sign. If it's a positive number, make it negative. If it's a negative number, make it positive.Absolute value: Even easier. Just throw away the sign, and you have it.
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Answer: b(4) or 4(b)
Step-by-step explanation:
Answer:
$51, 200
Step-by-step explanation:
First is to find the increase of tuition
$3,200 × .8 = $2560
then subtract the year.
2020-2000=20
lastly multiply the year and the increase of tuition to know the final answer
$2560 × 20 = $51,200
A. 260
Explanation
Step 1
Let
as we can see
the total of green-one headed jolo is 170
and the total for one headed jolo is =430
so, the one-headed in counted twice
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A.260
I hope this helps you
Answer:
5/6 is greater
Step-by-step explanation:
Divide each, and change to decimal:
5/6 = ~0.83
1/4 = 0.25
0.83 > 0.25 ∴ 5/6 is greater
~
Step-by-step explanation:
-9x-4y=1....eq1
3x+3y=3.....eq2
multiply eq2 by 3
to get
9x+9y=9....eq3
add eq1 and 3
0+5y=10
5y=10
divide both sides by 5
y=2
substitute y=2 in to eq1
-9x-4(2)=1
-9x-8=1
grouping of like terms
-9x=1+8
-9x=9
divide both sides by -9
x= -1
now the answer is
x= -1, y=2