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
irinina [24]
3 years ago
10

1. Is –7 + 9 = –9 + 7 true, false, or open?

Mathematics
1 answer:
AleksAgata [21]3 years ago
4 0

1. is false

3. is 5

4. 17.5

someone else can get the other two.

You might be interested in
What values for a, b, and c make this equation true? (x – 1)(2x + 3) + (ax2 + bx + c) = 5x2 – 3x + 2
serious [3.7K]

the answer is go f urself

3 0
4 years ago
Valerie buys a book that cost $22,00 plus 8.25% sales tax what does she pay for the book
Stolb23 [73]
$2381.50 hope this helps
4 0
3 years ago
Y varies directly as the square x and inversely as z if y=12 when x=2 and z=7 find y when x=3 and z=9
mel-nik [20]

Answer:

Step-by-step explanation:

8 0
3 years ago
What is The solution to the system of equations and graph below
sleet_krkn [62]

Answer:

A. (-2,1)

Step-by-step explanation:

The blue point on the graph represent the coordinates where the two lines intersect or meet, and that means it is the solution of the equation.

Hope this helps :)

4 0
3 years ago
Read 2 more answers
In ΔABC, the measure of ∠C=90°, the measure of ∠A=41°, and BC = 33 feet. Find the length of AB to the nearest tenth of a foot.
Darya [45]

Answer: 50.30

Step-by-step explanation:

sin   =   33

1              x

x(sin)    =     33

sin 41          sin 41

x=50.30

6 0
3 years ago
Other questions:
  • max made 3/8 pound of trail mix and divided the mix into 3 equal portions. what is the weight of each portion?
    5·1 answer
  • ∠E∠E and ∠F∠F are vertical angles with m∠E=9x+12m∠E=9x+12 and m∠F=3x+24m∠F=3x+24 .
    12·2 answers
  • Jenna has 1 yard of string that she is going to use to make 8 bracelets. She wants to use the same amount of string per bracelet
    8·1 answer
  • 8) 7x + 2 y = 24<br> 8x + 2 y = 30
    13·1 answer
  • jason is saving up to buy a digital camera that costs $490. so far he saved $175. he would like to buy the camera 3 weeks from n
    11·1 answer
  • What is the solution to the equation x-7/x=6
    15·2 answers
  • Help please. This is a math test! Pictures down below
    15·1 answer
  • I don’t know how to do this can someone help me please
    11·1 answer
  • Jared invests 10000 in a savings account that pays 3% simple interest how many years will it take for the account to grow to 127
    7·1 answer
  • Which expression (x^22)(x^7)^3 equivalent to X^p
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!