sandraaaT sandraaaT

15-11-2017
Mathematics

contestada

What does x represent for these 4 problems?
1. -2x = 10
2. ½x = 5
3. 5x = -20
4. 9x = 36

Respuesta :

mathstudent55 mathstudent55

15-11-2017

1.

-2x = 10

x = 10/(-2)

x = -5

2.

1/2 x = 5

x = 5 * 2

x = 10

3.

5x = -20

x = -20/5

x = -4

4.

9x = 36

x = 36/9

x = 4

Answer Link

Otras preguntas

15 is 30% of what number?

With a diameter that's 11 times larger than Earth's, _______ is the largest planet. A. Jupiter B. Mars C. Saturn D. Venus

brittany lost $450 on an investment, which was 45% of the money she invested. how much money did she invest ?

describe the political structure of Shang society?

Was is a group of locusts called

What is 10.8 + (-4.73)

When did the Neolithic revolution begin? a. about 9500 b. c. E. b. about 50,000 b. c. E. c. about 2000 b. c. E. d. about 100,000 b. c. E.

Tsunamis _____. can cause extensive flooding melt glaciers are caused by weathering are caused by erosion

What is the sum of 1/7 and 2/7

Which of the following is a breach of etiquette? a. A girl quietly reads a book at the library b. A man stands in line at a crowded bank c. A woman talks on her