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

If an object has a mass of 5 kilograms on Earth, what would be its mass on the moon

1 Without smell and taste many of our everyday experiences would be bland. Cuisines of the world feature characteristic spices that enliven their dishes. Simila

a theatre ticket costs £86 plus a booking fee of 3% what is the total price of the ticket

The following diagram shows a greeting card with length and width are 4x – 3cm and (2x + 3) cm respectively. Given that the area of the greeting card is 315 cm²

find the value of x that makes the statement true 3/7x 3-x 3=2

20) How many particles are in 12 grams of iron. I need to know the answer to 20 & 21 on this page

if you could i need help on this pls

Question is uploaded

Any system of government in which a small group holds power is called

Fully simplify 6m+2-2m+3