dss354201
dss354201 dss354201
  • 03-06-2020
  • Mathematics
contestada

how would you change x + 3y = 18 -3x - 12y = -75 to eliminate x

Respuesta :

Afour
Afour Afour
  • 03-06-2020

Answer:

Multiply the equation  by 3 making positive 3X which will cancel out with negative 3X

Answer Link

Otras preguntas

What is a scale on a map?
What are the natural resources in venice,italy?
what is 69/25 as a terminating decimal
a couple wants to install a square mirror that has an area of 500 square inches.to the nearest tenth of an inch,what length of wood trim is needed to go aroun
1.133 g of silver nitrate was heated in an open tube. The silver residue weighed 0.720 g. During the reaction 0.307 g of nitrogen dioxide was also produced. Th
Explain why a mixed number is not in the set of intergers or whole numbers
What is the series equivalent of two 1000 W resistors in series?
three consecutive even integers have a sum of 168. what's the value of the largest integer?
a square photo-display board is made up of 60 rows of 60 photos each.The area of each square photo is 4 square inches.How long is each side of the display board
Suppose that 2 scientists use different measurement systems in their work. What problems might arise if they shared their data?