allaboutjackie allaboutjackie
  • 13-05-2020
  • Mathematics
contestada

Solve using elimination.
2x – 4y = 10
-3x + 4y = -19

Respuesta :

nijagold nijagold
  • 13-05-2020

Answer:

x= 9 y=2

Step-by-step explanation:

Add up the equations vertically to eliminate y.

-x=-9

change the signs:

x=9

substitute the given value of x into the equation 2x-4y=10

2(9)-4y=10

18-4y=10

4y=8

y=2

Answer Link

Otras preguntas

Can Someone help me solve these !
Given:SiO2 + 4HF → SiF4 + 2H2OIn this chemical reaction, how many grams of HF are needed for 182 grams of SiO2 to react completely? Express your answer to three
The controversial image by Edouard Manet was entitled _______________.
What enabled rome to create such a large empire
A drag racer starts her car from rest and accelerates at 14 meters per second per second for the entire distance of 424 meters. how long does her race take
Teachers and counselors are people that you can turn to for help
What is the poem's rhyme scheme? A. aabb B. abab C. abcb D. abcd
Choose the sentence below that is correctly edited. Original: About 500 or so less than healthy hedgehogs are brought to lincolnshire's hedgehog hospital each y
What term best describes a typical Roman sculpture dedicating only head and shoulders of a person
Stefan plants seeds for 30 carrot plants and 45 beet plants in 5 rows, with the same number of seeds in each row.How many seeds are planted in each row?