cameronbeaugh cameronbeaugh

03-02-2019
Mathematics

contestada

solve 3x-18=2y and 5x-6y=14 by elimination or substitution . SHOW ALL WORK!!!

Respuesta :

mathecoach mathecoach

03-02-2019

Answer:

3x - 18 = 2y

5x - 6y = 14

5x - 3*(2y) = 14

5x - 3*(3x - 18) = 14

5x - 9x + 54 = 14

-4x = -40

x = 10

3*10 - 18 = 2y

30 - 18 = 2y

12 = 2y

y = 6

Ver imagen mathecoach

Answer Link

Otras preguntas

3y=15x-12 How to solve for y?

what is 0.1 10 times as much

what is an equivalent expression to (24a+56b)

What property must a solid have to be considered a crystalline solid

Which statement best describes an independent variable? A-The variable that responds to change in a investigation B- The variable you can change in an investiga

How might human activities affect the matter cycle

Melinda paints 7/8 of a wall in 1 1/6 hours. What pat of a wall does Melinda paint in 1 MINUTE?

What is 9/16 closest to 0,1/2, or 1 and why?

what do we call the transfer of goods, foods and ideas between the old world and the new world during the 1500s?

what is an equivalent expression to (24a+56b)