bmgtcreative
bmgtcreative
02-05-2018
Mathematics
contestada
system of equations
y=2x-3
x+y=18
Respuesta :
mamercier21
mamercier21
02-05-2018
2x-3=-1x+18
+1x +1x
3x-3=18
+3 +3
3x=21
divide both sides by 3
x=7
Answer Link
VER TODAS LAS RESPUESTAS ( 67+ )
Otras preguntas
why are quebec and ontario known as canadas economic heart
Can someone help solve, 3y+6=30-7y
Paula caught a tarpon with a weight that was 10 times as great as the weight of a permit fish she caught . The total weight of the two fish was 132 pounds. How
why did some people treat native americans so badly?
what type of society did stevenson live in
Susan invests twice as much money at 7.5% as she does at 6%. If her total interest after a year is $840 how much does she have invested at each rate?
Why do you think the governments of the United States and other countries encouraged people on the home front to organized programs for such activities as scrap
Please I really need help!equivalent fraction of 1/50 with a denominator of 100 and convert these fractions to decimals. Also these ones: 1/20 1/25 3/10 7/10 2/
How did the Turks come to topple the Byzantine empire?
which type of energy is associated with random motion of atoms and molecules in a sample of air? 1.chemical energy 2. electrical energy 3.nuclear energy 4. th
