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nignag [31]
3 years ago
8

What is the answer for |x|-7=8 A) x=1 B) x= 15 C)x= -1 or 1 D) x= -15 or 15

Mathematics
1 answer:
borishaifa [10]3 years ago
8 0
The answer is D. "x=-15 or 15."

You can solve this by adding seven on both sides.
|x|-7=8
   +7 +7
------------
|x|=15

Therefore, x is either equal to 15 or -15.
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3 5\16 in decimal form
Digiron [165]
First you convert the whole number into a fraction. Since you already have a fraction of 5/16, convert 2 into 16th's, which would be 32/16. Add 5/16 to 32/16 and you have 37/16. Divide 16 into 37, and your result will be a decimal. Your final answer will be 2.3125. I hope this helps!
4 0
3 years ago
Read 2 more answers
What is the iterative rule for the sequence: 10.5, 9, 7.5, 6, 4.5, 3, …?
goblinko [34]
Hello,

Your sequence is arithmetic.

10.5-9=1.5
9-7.5=1.5
7.5-6=1.5
6-4.5=3
4.5-3=1.5
3-1.5=1.5
1.5-1.5=0
...
f(x)=f(n-1)-1.5 is the iterative rule.

f(1)=10.5
f(2)=10.5-1.5=9
f(3)=10.5-2*1.5=7.5
f(4)=10.5-3*1.5=6
...
f(n)=10.5-1.5*(n-1) is the general form.


6 0
3 years ago
Find the sum of 10 x 2 + 7 x + 6 10x 2 +7x+6 and 6 x + 5 6x+5.
dusya [7]

The sum of the given expression expressed as a quadratic equation is 10x^2 + 13x + 11

<h3>Sum of expressions</h3>

Expressions are equations separated by mathematical signs. This expressions are known to contains certain unknowns

Given the following expression

10x^2 +7x+6 and 6x + 5

We are to take the sum of both expression to have:

f(x) = 10x^2 +7x+6 + 6x + 5

Collect the like terms

f(x) = 10x^2 + 7x + 6x + 6 + 5

f(x) = 10x^2 + 13x + 11

Hence the sum of the given expression expressed as a quadratic equation is 10x^2 + 13x + 11

Learn more on sum of functions here: brainly.com/question/11602229

#SPJ1

8 0
2 years ago
Emily bought a pair of shoes that were on sale for 40% off the original price. If the original price of the shoes was $89, what
Vitek1552 [10]

Answer: $35.60

Step-by-step explanation:

Original price = $89

Emily bought the pair of shoes for 40% of the original price , that is

40% of $89

which is

0.4 x 89

= 35.60

Therefore : the sale price of the shoe = $35.60

6 0
3 years ago
1.) A kitten eats 1/4 cup of cat food. Another cat in the same household eats 6 times as much. How much food does the cat eat?
damaskus [11]
1) 1/4 + 1/4 + 1/4 + 1/4 + 1/4 + 1/4 = 1 Cup and a half.
8 0
4 years ago
Read 2 more answers
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