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
Lana71 [14]
3 years ago
13

What is the value of x in the expression

Mathematics
1 answer:
kvv77 [185]3 years ago
8 0

Answer:

-12

Step-by-step explanation:

7^{-9} * 7^{-3} = 7^{(-9)+(-3)} = 7^{-12}

You might be interested in
Which is an equation of a circle with center (-5, -7) that passes through the point (0, 0)?
german
Hello,

Let's calculate the radius:

r²=5²+7²=74

The circle's equation is (x+5)²+(y+7)²=74

Answer C
5 0
3 years ago
Read 2 more answers
Can anyone help me with this​
stiks02 [169]

Answer:

ohh i don't know the answer

6 0
3 years ago
I need help
blondinia [14]

Answer:

b- 13 weeks

Step-by-step explanation:

She makes $550 a week but spends $200 on merchandise so her total weekly is technically $350 in order to earn profit she has to get more than $4500

divide $4500 by $350 which you will get 12.6 but you round it to 13 meaning it would take her a maximum of 13 weeks to receive profit

3 0
3 years ago
What is the inequality of this graph?
Over [174]

Answer: y < 3x -4

Step-by-step explanation:

We know two points of line: (0,-4) and (1,-1)

Therefore, we can find the slope: 3/1.

We know the y intercept.

Dashed line means the inequality is not apart of the region.

y < 3x-4

7 0
3 years ago
I need to know how to dos these problems? Can you explain how to do them?
drek231 [11]
The answer for 4 is 8(3+5) 

6 0
3 years ago
Read 2 more answers
Other questions:
  • Given: Lines y and z are parallel, and ABC forms a triangle. Prove: m∠5 + m∠2 + m∠6 = 180° Statements Reasons 1. ABC is a triang
    12·2 answers
  • If m varies directly as p, and m=5 when p=7, what is the constant of variation?
    9·2 answers
  • Solve using linear combinations y+x=-5 y-x=5
    6·1 answer
  • Which would be a correct first step to solve the following system of linear equations using the elimination method? 2x+3y=6
    15·1 answer
  • 2&gt;5+p solving step of inequalities
    6·1 answer
  • Vicky and Harold each want to run for president of their school's student body council.
    7·1 answer
  • The length of a iron-sheet and copper-sheet is 672 cm and 960 cm respectively.what will be the length of the highest piece of eq
    10·2 answers
  • Please help me thank you
    9·1 answer
  • My number has a tens digit that is right more than the ones digit. Zero is not one of my digits. What is the 2 digit number that
    5·1 answer
  • Answer the 3 blank boxes
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!