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
34kurt
2 years ago
7

2

alt=" 3^(x+7) = 9^(x-1)" align="absmiddle" class="latex-formula">
Mathematics
1 answer:
DaniilM [7]2 years ago
4 0
3(x + 7) = 9(x - 1)
3(x) + 3(7) = 9(x) - 9(1)
  3x + 21 = 9x - 9
<u>- 3x          - 3x     </u>
          21 = 3x - 9
        <u>+ 9         + 9</u>
         <u>30</u> = <u>3x</u>
          3      3
         10 = x
You might be interested in
Circumference of a circle given the radius or diameter? explain why or why not
jek_recluse [69]

Answer: The Radius is the distance from the center outwards. The Diameter goes straight across the circle, through the center. The Circumference is the distance once around the circle.

The formula for calculating the radius is different from calculating the diameter

Find radius

r= diameter/ 2

Radius is half of a diameter

While diameter is

d=2r

Step-by-step explanation:

6 0
3 years ago
Doug dives from a platform that is 7.5 meters above water. His dive takes him 2.1 meters below the surface of the water. How far
kow [346]
Not so sure.. but I got 9.6 meters below water level.
4 0
3 years ago
79% of 67 miles is what?
KIM [24]
To do it without a calculator:

10% of 67 is 6.7
6.7 x 8 is 53.6 (80%)
1% of 67 is .67
<span>53.6 - .67 is 52.93 (79%)</span>
3 0
3 years ago
Read 2 more answers
What does tempature measure
Hoochie [10]

Answer:

Temperature is a measure of the average kinetic energy of the particles in an object.

Step-by-step explanation:

which means its b

6 0
3 years ago
Solve 0.9 x + 5.1 x -7= 2(2.5x-3). how many solutions dose the equation have?
Nataly [62]
The equasion has only one solution.

4 0
3 years ago
Other questions:
  • A train car is 50.6ft this is 5.8 feet less than 6 times the width what is the width
    5·2 answers
  • Solve for Y!!!!!!!<br>12x+16y=96​
    12·1 answer
  • How do I solve this equation????
    11·1 answer
  • Choose the correct simplification of the expression f to the 6th power times h to the 9th power all over f to the 3rd power time
    8·2 answers
  • Determine the quotient of 2 over 5 divided by 3 over 4. (2 points)<br> PLS I NEED HELP FAST PLS
    13·2 answers
  • 2x + 5 =12 , greatl appreciated if someone can do this ​
    9·1 answer
  • How do i solve this?​
    12·1 answer
  • What is 33 minus thirteen
    10·2 answers
  • What are the values of x and y?
    7·2 answers
  • Consider the triangle below. Determine the angle measure for the bottom two angles in order for the triangle to be classified as
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!