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Rudik [331]
4 years ago
5

Plz help me f(x) = 2x – 2 , find f(– 1)

Mathematics
2 answers:
nika2105 [10]4 years ago
7 0
Plug in the f(-1) into f(x)=2x-2, which is f(-1)=2(-1)-2 and the answer is-4
dybincka [34]4 years ago
3 0

Answer:

-4

Step-by-step explanation:

f(-1) = 2(-1) - 2 = -4

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Write a word problem that can be solved using the equation 2(h+8)=28
Helga [31]

Answer:

See below.

Step-by-step explanation:

2 times 8 more than the height of a garden wall is 28 feet. How high is the garden wall?

6 0
3 years ago
Helpppppp!!!!!!!!!!!
tensa zangetsu [6.8K]
Answer is A. first choice

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6 0
3 years ago
Solve for x.<br> X2 - 20x+ 100 = 0
lianna [129]

Answer:

X will equal 10 x=10

Step-by-step explanation:

First subtract 100 from both sides to get x^2-20x=-100 then find c. (-b/2)^2 is the formula. then c=100 so add 100 to both sides. x^2-20x+100=200. Then Factor. (x-10)^2=0 is what you should get. then do square root. x-10=0. So now add 10 to both sides and you get x=10. Tada!

8 0
2 years ago
1write 28/15 as a decimal
stepan [7]
1. 28/15 as a decimal is <span>1.86666666666667 

2. 
</span><span>the number is divisible by 3. </span>

<span>Additionally, we know 120,000 is divisible by 3, 18,000 is divisible by 3, 420 is divisible by 3, and 15 is divisible by 3.

I hope this helps! I didn't do the last one my friend did but he thinks it's right. Please correct me if wrong.</span>
3 0
4 years ago
Jacob has 17 yards of fabric. He uses 1 third of it to make a cape. How many yards of fabric does Jacob use for the cape?
tangare [24]

Answer:

17/3 or 5 2/3  yards

Step-by-step explanation:

17 divided by 3 is 17/3, which gets changed to 5 2/3

111

5 0
2 years ago
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