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
Cloud [144]
3 years ago
12

30 POINTS! NEED HELP ASAP

Mathematics
1 answer:
wolverine [178]3 years ago
8 0
1. Answer: 15.7143

log (7x-10)=2

Use the identity: loga(x)=b = x=(a)(b)

7x-10=10^2

Evaluate the Power

7x-10=100

Addition Property of Equality

7x=110

Division Property of Equality

x=110/7 or 15.7143

2. Answer: 0.3107

log(3)+log(x^-3)=2
log(3x^-3)=2
log(3 x 1/x^3)=2
log(3/x^3)=2
3/x^3=10^2
3/x^3=100
3=100x^3
3/100=x^3
Answer Cube root 30 / 10 or 0.3107


3. Answer: 0.002

log(5) + log(x) = -2
log(5x)= -2
5x= 10^-2
5x=1/10^2
5x=1/100
x=1/500

Answer: 0.002

Honestly I could tell you the steps, but I do not have a lot of time. Sorry. I will comment later if you need the steps


You might be interested in
Q1. Peter bought 3slices of chicken pizza and 4 slices of mushroom pizza for a total of $12.50.
emmainna [20.7K]
Answer: the cost of mushroom pizza is $2.00 dollars. The cost of chicken pizza is $1.50.

Hope this helped! Can I get Brainliest?
6 0
2 years ago
There are 16 students who are participating in a chess tournament. The players will be randomly chosen. What is the probability
Ainat [17]
2/16 which is equal to 1/8 or 0.125
6 0
2 years ago
The second quartile of a data set is 4.2. What does this mean?
nikitadnepr [17]
The second quartile Q₂ is nothing but the Median.
This means that it median = 4.2
6 0
3 years ago
PLEASE HELP!!!!
Scorpion4ik [409]

Answer:

If f(−x) = −f(x), then the graph of f(x) is symmetrical with respect to . A function symmetrical with respect to the y-axis is called an even function. A function that is symmetrical with respect to the origin is called an odd function.

8 0
2 years ago
Help with this question
Morgarella [4.7K]

Answer:

C) (x-3)(x+3)

Note:

Just a tip there is an app called Desmos where you can put in equations like this and it will graph them for you.

7 0
2 years ago
Other questions:
  • There was 2/3 of a pan of lasagna in the refrigerator. Bill and his friends ate 1/2 of what was left. How much of the pan did th
    12·1 answer
  • 360 by 36 using partial quotient
    9·1 answer
  • On the moon, the acceleration due to gravity is -1.6 meters per second per second. A stone is dropped from a cliff on the moon a
    14·1 answer
  • Natalie has 350 pencils. She is packing them in boxes that each hold 14 pencils.
    6·1 answer
  • Which equation represents a direct linear variation? A. y = x + 3 B. y = x2 C. y = 1/x D. y= 1/5x
    7·1 answer
  • NEEEEEED HELP PLEASE
    10·1 answer
  • -4x – y = 24<br> Complete the missing value in the solution to the equation.
    14·2 answers
  • Solve for v -3+2v=-7
    11·2 answers
  • Write an equation that represents a discount of 18% on a retail price of $55. Let p represent the new price.
    13·1 answer
  • A golfer hit a golf-ball from the top of a building 25 ft off the ground with an initial velocity of 45 feet per second. What is
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!