kylie63004 kylie63004

23-09-2019
Mathematics

contestada

the sum of twice a number and 4 is equal to the sum of the number and 8

Respuesta :

kaceUwU kaceUwU

23-09-2019

Answer:

4

Step-by-step explanation:

Variable: X = Unknown Number

2x + 4 = x + 8

2x - x = 8 - 4

x = 4

Check:

2(4) + 4 = 4 + 8

8 + 4 = 12

12 = 12

Answer Link

Otras preguntas

Find the area of this figure. Round your answer to the nearest hundredth. Use 3.14 to approximate Pi.

1) Determine the average speed of a bicycle that travels 15 m in 3.5 seconds.

Cardiac and muscles are types of involuntary muscles. smooth skeletal tendon ligament

The upper-left coordinates on a rectangle are (-1,4), and the upper-right coordinates are (3,4). The rectangle has a perimeter of 24 units.

State the characteristics of minerals

causes of unequal distribution of rainfall in SOUTH AFRICA

PLEASEEEE HELPPPP!!!!

Why can’t you factor a sum of 2 squares?

O x° 51° 58° Q P 51° 58° m∠MNO = m∠NMP because they are alternate interior angles. m∠NOM = m∠OMQ because they are alternate interior angles. m∠NMP+ x + m∠OMQ =

Explain how the part of a whole can be greater than the whole itself