emmajfrank emmajfrank

21-05-2021
Mathematics

contestada

3 times a number minus 12 is equal to
5 times the number plus 15,
Find the number,

Respuesta :

mohamedruham35 mohamedruham35

21-05-2021

Answer:

-13.5

Step-by-step explanation:

take number as x

3x-12=5x+15

-2x=27

x=27/-2

x=-13.5

Answer Link

Otras preguntas

Find the dimensions of the circle. Check your answer, Area = 36π m^2 Please help!

What is the surface area, in centimeters, of a cube with a side length, s, of cm? Use the formula of surface area = 6s² Answer: ⬜ Use / for a fraction. Example

4x - 10 = 58 What is the value of x

What feature does the marine iguana have that helps it swim? a. small shape b. dark skin c. pointy claws d. clear vision

HELP PLZ IM BEING TIMED!!What is the vertical acceleration of a dart that is launched horizontally with an initial velocity of 2.3 m/s? -9.8 m/s2 0 m/s2 2.3 m/s

The system of equations can be solved using linear combination to eliminate one of the variables. 2x − y = −4 → 10x − 5y = −20 3x + 5y = 59 → 3x + 5y = 59 13x =

Y=2x-7 2x+y=5 solve the system

When energy is transformed, some is wasted. What is a common form of wasted energy in some energy transformations? (Think about inefficient light bulbs or car e

Simon is making an inference about something he read. What should his final step be? He should use what he already knows. He should give support for his infere

HELP NOW PLEASE The sum of two numbers is 31. One number is five less than three times the other.find the numbers