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
Lena [83]
3 years ago
8

Is -7 + 9= 9 + 7 true, false or open

Mathematics
2 answers:
Natasha_Volkova [10]3 years ago
6 0
-7 + 9  \neq  9 + 7

2 \neq 17

When you add a positive number and a negative number, you get a positive, but the number is smaller. If you add two positive numbers, then of course, you're going to get a positive number as an answer. But overall, this is false.
True [87]3 years ago
5 0
That's false -7+9=2 and 7+9=18
You might be interested in
2.3×10⁹=(1×10³)(2.3×10^n)​
kotegsom [21]

Answer:

<em>n = 6 </em>

Step-by-step explanation:

2.3 × 10^{9} = (1 × 10³)(2.3 × 10^{n} )

(1 × 10³)(2.3 × 10^{n} ) = (1)(2.3) × (10³)( 10^{n} ) = 2.3 × 10^{3+n}

2.3 × 10^{3+n} = 2.3 × 10^{9} ⇒ 3 + n = 9 ⇒ <em>n = 6</em>

5 0
3 years ago
A student says the first step of the proof is "Reflect △ABC in AB←→ to create △ABC′." Which of the following statements logicall
ollegr [7]

Reflecting the triangle ABC implies that the new position would be a mirror of the previous position

The statement that logically comes next is (c) Translate triangle ABC, so that point A maps to point W

<h3>How to determine the next step</h3>

After reflecting the triangle ABC, the next step is to map point A to point W on the coordinate plane.

This is done by translating the triangle ABC i.e. by shifting or moving the triangle ABC so that points A and W would be on the same point

Hence, the statement that logically comes next is (c)

Read more about transformation at:

brainly.com/question/4289712

4 0
3 years ago
Please help asap. Thank you so much! Question 1/7
solniwko [45]
What class is for ? If you tell me I could take out my notes
5 0
3 years ago
Read 2 more answers
Please please please answer this correctly.Please don’t give me wrong answers
Eddi Din [679]

Answer:

I think the answer would be 3 minutes 32 seconds. I hope this helps.

5 0
3 years ago
One man is three times as old as another. Fifteen years ago the first was six times as old as the second. Find their ages now.
alex41 [277]

Answer:

error

Step-by-step explanation:

4 0
3 years ago
Other questions:
  • 500 is to times smaller than?
    8·1 answer
  • The total volume is the length width and height are 3, 12.5, 8.4
    15·1 answer
  • PLEASE HELP 15 POINTS + BRAINLIEST Find the coordinates of the other endpoint of the​ segment, given its midpoint and one endpoi
    14·2 answers
  • when joseph travel by train it takes him 3 hours to travel 84 miles at the same rate how many miles he traveled in 5 hours
    9·1 answer
  • The standard normal curve shown here is a probability Devenski her for continuous random variable this means in the area underne
    11·1 answer
  • The local cell phone tower services for your provider
    9·1 answer
  • Find an integer value of b that makes x^2 + bx - 81 factorable​
    6·1 answer
  • 182 is what percent of 130?​
    15·1 answer
  • Identify the slope and y-intercept of the line y=−3x+7?
    9·2 answers
  • Ben's family was driving 1650 miles to visit relatives. The family van averages 32 miles per gallon, and the tank holds 15 gallo
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!