1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Ann [662]
3 years ago
11

Please can someone help

Mathematics
2 answers:
Nana76 [90]3 years ago
8 0

Answer:

x = 6.

Step-by-step explanation:

2x - 5 = 7

2x = 7 + 5

2x = 12

x = 6

Check your work!

2 * 6 - 5 = 7

12 - 5 = 7

7 = 7

Hope this helps!

san4es73 [151]3 years ago
7 0

Answer:

x=6

Step-by-step explanation:

2x - 5 = 7

Add 5 to each side

2x-5+5 = 7+5

2x= 12

Divide by 2

2x/2 = 12/2

x = 6

You might be interested in
Which number is written in scientific notation? 7.8 x 10−5 0.84 x 106 3.4 x 1002 −5 x 10−12
olchik [2.2K]
Hello there, 

First off what is scientific notation?

Scientific Notation is<span> the way that scientist handle very large or very small numbers..
</span>for example, instead of writing 0.0000000056 we write 5.6x10 (exponent -9)

So, now we got that out the way lets look up here at the choices....


I would say that 7.8x10 (exponent -5) would be the answer! :)

I hoped this helped!!!! :)))

God bless you.



3 0
2 years ago
Read 2 more answers
What is the value of quartile 2 (Q2)? 4.7
RideAnS [48]

Answer:

Q_{2} = 3.0

Step-by-step explanation:

Q_{2} represents the median of the data set.

From the box plot the median is the horizontal line inside the box and is positioned at 3.0

8 0
2 years ago
Which expression is equivalent to 100 n^2 -1?
levacccp [35]

Answer:

a

Step-by-step explanation:

100n^2 = (10n^2)

-1 = -(1^2)

5 0
3 years ago
Read 2 more answers
Simplify the following expression.
lana66690 [7]

Answer:

D. log(9)

Step-by-step explanation:

log(9x^{5})+5log(\frac{1}{x})

Remember: A log (x) = log(x^{A})

log(9x^{5})+log((\frac{1}{x})^{5})

Remember: log_{a} (x)+log_{a}(y)=log_{a}(xy)

log(9(\frac{1}{x})^{5}x^{5})

Simplify...

log(9)

Hope this helps! If you need steps for simplifying, just ask! :]

6 0
2 years ago
Find the unknown percent or money amount. price $125. percent sales tax:$136.50 what's the percent discount
MrRa [10]
The answer is 9.2% because you multiply 125 by 9.2% which equals to 136.50
5 0
3 years ago
Other questions:
  • The function g(x)=-7x-1
    7·1 answer
  • The table shows a proportional relationship. What is the missing y-value? __________
    14·2 answers
  • Divide 0.377 ÷ 2.9 dosto please solve it​
    8·2 answers
  • What's the solution of -2+2/5
    5·1 answer
  • Frances has piano lessons every fourth day.
    10·1 answer
  • What is the area of the shaded triangle?
    9·1 answer
  • I'm stuck on these two; can anyone help me solve them? (50 pts)
    8·2 answers
  • Solve for x.
    10·1 answer
  • n 11 -5 + 1 = -5 swered out of on Step Property Used Step One Step Two Step Three Step Four Multiplication Property of Equality
    14·1 answer
  • How do you name a ray?
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!