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Elis [28]
3 years ago
14

Are these answers correct? Give details to win

Mathematics
1 answer:
ozzi3 years ago
7 0
I would yas yess thoes are correct but im not sure dont listen to me
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2c +3 = 3c - 4<br> Help me please
VashaNatasha [74]

Hey there!

<u>Solve </u><u>the </u><u>equation</u><u>:</u>

  • Answer :

c = 7 ✅

  • Explanation

2c + 3 = 3c - 4

<em>></em><em>></em><em> </em><em>Subtract </em><em>3</em><em> </em><em>from </em><em>both </em><em>sides </em><em>:</em>

<em> </em>

2c + 3 - 3 = 3c - 4 - 3

2c = 3c - 7

<em>></em><em>></em><em> </em><em>Substrat </em><em>3</em><em>c</em><em> </em><em>from </em><em>both </em><em>sides </em><em>:</em>

2c - 3c = 3c - 7 - 3c

-c = -7

<em>></em><em>></em><em> </em><em>Divide</em><em> </em><em>each </em><em>side </em><em>by </em><em>-</em><em>1</em><em> </em><em>:</em>

-c / -1 = -7 / -1

c = 7

  • Let's verify:

2c + 3 ⇔ 2(7) + 3 ⇔ 14 + 3 ⇔ 17

3c - 4 ⇔ 3(7) - 4 ⇔ 21 - 4 ⇔ 17

Therefore, your answer is c = 7 .

Mor about equation :

brainly.com/question/27353929

Have a good day :)

6 0
2 years ago
Read 2 more answers
Determine whether the graphs of y=-7x-4 and -y=7x+4 are parallel, perpendicular, coincident or none of these
horsena [70]

we are given

y=-7x-4

-y=7x+4

we can multiply -1 on both sides of second equation

-1*-y=-1(7x+4)

y=-7x-4

we can see that

both equations becomes same

so, they are coincident............Answer

5 0
3 years ago
Read 2 more answers
Morgan rewrote the expression 90 + (10 + 4.8) as (90 + 10) + 4.8. How will this change the work that is needed to evaluate the e
serg [7]

Answer:

Answer is c

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
If f(x) = x^2 +4, find f'(1)
marissa [1.9K]

Answer:

f'(1x) = 2x

or

f'(0) = 4

Step-by-step explanation:

Hope this helps if not im sorry

5 0
2 years ago
Tasia is grocery shoping with her father and wonders how much shopping is left to do we already have 60% of the items on the lis
KatRina [158]

Answer:

20

Step-by-step explanation:

Percentage of item shopped =60%.

No. of item shopped = 12

Then,

⇒ 60% of total item =12

Total item = 12/60*100 =20.

Therefore, number of item in the list = 20.

8 0
3 years ago
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