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
lesya692 [45]
3 years ago
12

Solve for x 27=9^x-1

Mathematics
1 answer:
Galina-37 [17]3 years ago
4 0
27  = 9^x-1

3^3 = 9^x-1


3^3 = 3^2(x-1)

3    = 2 (x-1)

1.5 = x-1

x = 2.5
You might be interested in
Mr. Barber uses 7/9 yard of wire to put up a ceiling fan. He uses 1/3 yard of wire to fix a switch How much more wire does he us
Oliga [24]
1/3 is the same as 3/9. To solve this, subtract 3/9 from 7/9.

\frac{7}{9}-\frac{3}{9}= \frac{4}{9}

Your answer is \frac{4}{9}

4 0
4 years ago
What fraction is less than 1/2
Nezavi [6.7K]

Answer:

1/3,1/4,and so on like increasing in number

4 0
3 years ago
Read 2 more answers
derek is practcing for a matathon by running around a track that is 440 yards long. Yesturday he ran around the track 20 times.
Alja [10]
The answer would be 5 miles. I hope this helped ^^


First, you take 440 and multiply It by 20

Then, you take the product (8800) and divide it by 1760

Which would then give you, 5
8 0
4 years ago
Find 2 consecutive odd integers sum of who's square is 290​ pls send fast
ELEN [110]

Answer:

<h3>Hence required integers are 11 and 13</h3>

Let x an odd positive integer

Then, according to question

x^2 +(x+2)^2=290

2x^2 +4x−286=0

x^2 +2x−143=0

x ^2+13x−11x−143=0

(x+13)(x−11)=0

x=11 as x is positive

Hence required integers are 11 and 13

Step-by-step explanation:

Hope it is helpful....

7 0
3 years ago
PLS HELP ME ON THIS PLSSSS
Deffense [45]

Answer:

Step-by-step explanation:

5 0
3 years ago
Other questions:
  • Use square roots to solve the<br>equation x2 = -121 over the<br>complex numbers.​
    10·1 answer
  • O
    7·1 answer
  • Tim has 5/12 of a jar of BlackBerry jam and 3/8 of a jar of strawberry jam. Write 5/12 and 3/8 using a common denominator
    7·1 answer
  • )::)):):):):):):)):):):):):)):):):):):):)):)JUST HELP
    12·1 answer
  • The ratio of 6th graders to 7th graders in a class of 35 students is 3:4. How many more 7th graders than 6th graders are in the
    10·1 answer
  • Simplify The Equation
    7·1 answer
  • What is 25x2+8/5x21<br><br> Exact number no rounding
    15·1 answer
  • Can you add fractions with unlike denominators? if so what do you have to do.
    10·1 answer
  • Maria can weed the garden in 1.5 hours. If Janette helps her, they can finish the job in 30 minutes. How long does it take Janet
    14·1 answer
  • How do you solve <br> 10^-3
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!