cncmxhe5wn cncmxhe5wn

02-06-2021
Mathematics

contestada

Select all the equations that are true when x = 4
A. 8x = 2
B. 19 + x = 23
C. 40/x = 5
D. -3x = 12
E. x - x - x - x= -8

Respuesta :

02-06-2021

Answer:

B and E

Step-by-step explanation:

A. 8x = 2

8(4) = 2

32 = 2

B. 19 + x = 23

19 + 4 = 23

23 = 23

C. 40/x = 5

40/4 = 5

10 = 5

D. -3x = 12

-3(4) = 12

-12 = 12

E. x - x - x - x = -8

4 - 4 - 4 - 4 = -8

0 - 4 - 4 = -8

-4 - 4 = -8

-4 + (-4) = -8

-8 = -8

Answer Link

Otras preguntas

find the value of x and yz if y is between x and z xy=12, yz=2x, and xz=28

round 222702 to the nearest ten thousand

Write this decimal as a fraction or a mixed number 9.75=

Which equation represents the word sentence? The product of 6 and a number increased by 4 is 28. a. 6x + 4 + 28 b. 6x + 4 = 28 c. 6x – 4 = 28 d. 6x + 28 = 4

a set of chemical reactions within an organism

which of the following structures develops into a pollen grain? A. Microspore B. Anther C. Megaspore D. Archegonium

Which belief was generally held by the Founding Fathers at the Constitutional Convention in 1787? Slavery should be abolished. Presidents should be powerless. A

What would Shakespeare have meant in using the word prevent?

A line segment has end points of ( 4,-4) and ( 0-5) what are the coordinates of the midpoint of this line segment? a. 2 1/2 , b. -2 -9/2 , c. 4 1/2 , d. 8 ,

Need help plz Which sentence uses the most appropriate tone for a letter to a local authority complaining about poorly maintained street lights? a. I am writin