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IRINA_888 [86]
3 years ago
7

PLEASE I NEED HELP

Mathematics
1 answer:
Brums [2.3K]3 years ago
5 0

Answer:

9

Step-by-step explanation:

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Can you give me the answers to all of them, thank you
JulsSmile [24]
Answers:
22.)D
23.)D

How?
Explaining number 22:
Well, let’s disprove each one of them.
A.) A is saying 6x=7. Even if we simplify that, it wouldn’t make any sense in what we are trying to do. That equation is equal to x=0.86(estimated to nearest tenth)

B.) B says that 6x=3. When we simplify this, we get x=0.5. That isn’t the number we want, so we know B isn’t right

C.) C is equivalent to 2x+2=6. Let’s simplify since it is multi-step.
2x+2=6
2x=6
x=3
Since we want x to be six, this wouldn’t be the answer either.

D.) D is saying 2x=12. When simplified, this becomes x=6. BINGO THERE IS OUR ANSWER




Explaining 23:
For this, I also used process of elimination.

Remember that x is equal to 2.5

A.)
x+3=5.5

2.5+3=5.5
5.5=5.5
That works.

B.)
2x=5
2(2.5)=5
5=5
That works.

C.)
2.5/2=1.25
1.25=1.25
That works

D.)
x-10=7.5
2.5-10=7.5
-7.5=7.5
THAT DOESNT WORK THERE IS OUR ANSWER
5 0
3 years ago
Real life situation where an estimate makes sense
harina [27]

I'm in a hurry to get home.
My car is almost out of gas.
I pull into a gas station.
I have $10 in my pocket.
Gas is selling for $2.36⁹ per gallon.
How many gallons can I buy.

=================================

Even better:

My car gets 25 miles to the gallon.
How many miles can I buy ?
 
6 0
3 years ago
Answer questions D and E
djyliett [7]

Answer:

Step-by-step explanation:

what number line?? can u tell me in the comments then i will figure it out.

7 0
3 years ago
A scale on a map shows that 2 inches equals 25 miles. How many miles is represented by 1/4 inch on the map?
FinnZ [79.3K]
3.125

to get this answer you divide 25 by 2, then divide that by 4, which equals 3.125

good luck hope I helped:)
8 0
3 years ago
What is the length, in feet, of the hypotenuse of a right triangle with legs that are 3 feet long and 4 feet long? Question 10 o
wel
A^2+b^2=c^2 so 4(4) +3(3) is 16+9= 25 and the square root of that is 5.
7 0
3 years ago
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