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

wats the 60% off a prize that is $20.00

take 2 identical bowls filled with water.shine a spotlight on one and place one away from the spotlight in the same room. which shows higher evaporation and why

let f(x)=2x-3 and g(x)= -x^2-1 find ( g o f) (x)

Write a complete reaction of succinic acid and acetic anhydride

An ice cube is dropped into boiling water. How will heat flow between the water and the ice cube?

You shoot an arrow set a target. The parabolic path of the arrow passes through the points shown in table. X. Y 30. 6 60. 7 100. 4 A. Find a quadratic function

What is the probability of someone correctly guessing your Social Security number? (Assume all digits 0-9 are available for use)a

Six popular brands of tea are to be used in a blind taste study for consumer recognition. If three distinct brands are chosen from the six, and if the consumer

let f(x)=2x-3 and g(x)= -x^2-1 find ( g o f) (x)

You shoot an arrow set a target. The parabolic path of the arrow passes through the points shown in table. X. Y 30. 6 60. 7 100. 4 A. Find a quadratic function