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
icang [17]
2 years ago
11

7^x^2=9^x how do I solve this using logs

Mathematics
1 answer:
Rina8888 [55]2 years ago
4 0
Apply lg on both sides.
lg7^x^2 = lg9^x
Bring the power forward.
x^2lg7 = xlg9
x^2/x = lg9/lg7
x = lg9/lg7 = 1.13
You might be interested in
Equality of fractions
Svetach [21]

Answer:

Fractions are equal when one fraction can be obtained from the other.

Step-by-step explanation:

equality means a relationship between two quantities or, more generally two mathematical expressions, asserting that the quantities have the same value, or that the expressions represent the same mathematical object.

6 0
2 years ago
Find the slope of the line <br> y= 9/2x<br> .
Sedbober [7]
Y = 9/2x is in slope intercept form (y = mx+b) where m represents the slope and b represents the y-intercept.

In this case, 9/2 is the slope.
7 0
3 years ago
Read 2 more answers
A triangle is 6 centimeters long and 4 centimeters high. What is the area of the triangle?
schepotkina [342]
24cm
You multiply 6*4=24. Hope this helps! Also can u mark brainliest i need one more :)
6 0
2 years ago
In a box of 720 pens,40% of the pens are blue. how many blue pens are there in the box?
romanna [79]

Answer:

<em><u>blue</u></em><em><u> </u></em><em><u>pens</u></em><em><u>=</u></em><em><u>288</u></em>

Step-by-step explanation:

<em>blue</em><em> </em><em>pens</em><em>=</em><em>720×40%</em>

<em>blue</em><em> </em><em>pens</em><em>=</em><em>720×40/100</em>

<em>blue pens</em><u>=</u><u>288</u>

4 0
3 years ago
Read 2 more answers
At a clearance sale,Jill got 70% off a silver bracelet.If she paid the cashier $27 ,what was the original price of the bracelet​
mart [117]

Answer:

$38.57

Step-by-step explanation:

Make a proportion.

\frac{27}{x} = \frac{70}{100}

Cross multiply.

27 times 100 = 2700

2700 divided by 70 = 38.57142857

Round the result to the hundredths place.

38.57142857 ≈ 38.57

**Hope this helps!

4 0
2 years ago
Other questions:
  • Which equation correctly uses the value of b to solve for a?
    12·2 answers
  • Please help me! Thx if u do
    14·2 answers
  • A rectangular tank that is 2048 ft cubed with a square base and open top is to be constructed of sheet steel of a given thicknes
    14·1 answer
  • Factorise 6x²-14x-12​
    11·1 answer
  • How many MLB teams lost money (had a negative "Operating Income") in 2016?
    9·1 answer
  • What is |Ay| in the system of linear equations below?<br> -8x+y=6<br> 3x-2y=-1
    6·2 answers
  • Helo me please! if you dont know the answer please don't answer it!
    13·1 answer
  • Factor −1/4 out of −1/2x−5/4y.
    14·1 answer
  • 2,400 divided by what is 30?​
    7·2 answers
  • 1. How much does Allison pay for her mortgage​
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!