ttneedshelp1 ttneedshelp1

02-03-2017
Mathematics

contestada

how do i solve 5x-9y=-17 and 5x+3y=19 in elimation

Respuesta :

wolf1728 wolf1728

02-03-2017

A) 5x -9y = -17
B) 5x +3y = 19
If we multiply equation A by -1

A) -5x +9y = 17 then add it to B)
B) 5x +3y = 19
12y = 36
y = 3
we have eliminated the "x" term.

Answer Link

Otras preguntas

what is is the attraction of water molecule to each other

just trying some stuff coz i dont use this ttoo much

find inverse equation for y=(x-3)^2

To what degree was imperialism in the late 19th century a consequence of political/nationalism ,social,and economic

a A hole in the shape of a hemisphere is carved into each face of a cube. The holes are identical and centered at the centre of each face. The holes touch their

Find the angle between vectors a=(1,2) and b=(1,-1/2).

The solution to an inequality is graphed on the number line. What is another way to represent this solution set? -5 -4 -3 O {x | x <4.5) O {x x 34.5} O {x |

Look at the diagram. What is substance X? Enter your answer What is substance x??

what are courts often involved in cases concerning eminent domain

Darron wants to send a package to his mother for her birthday. At Box-r-us, they have boxes that come in three different lengths, four different widths and five