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

Which statement about classical Greek religion is false? A.Greek gods had human like physical forms and qualities.B.Greek religion did not influence classical G

The metaphor is a more forceful means of comparison than the simile. a. True b. False

how were friars and monks different?

Please help me! URGENT!

Why did the British participate in the Crimean War?

Which statements accurately describe the English Civil War? Choose all answers that are correct. A. Few Englishmen outside of London were a

after the car leaves the platform , gravity causes it to accelerate downward at a rate of 9.8 m/s2. what is the gravitational force on the car?

Scientists can now predict when an earthquake will occur. a. True b. False

I am kind of confused. Help?

Explain how showing fractions with models and a number line are alike and different