jdominguez1114
jdominguez1114
09-05-2017
Mathematics
contestada
3x=y+2
-2y=1-3x
Substitution
Respuesta :
charlottekrist
charlottekrist
09-05-2017
1. Solve for y in 3x=y+2
3x=y+2
3x-2=y
y=3x-2
2. Substitute y=3x-2 into -2y=1-3x
-2(3x-2)=1-3x
3. Solve for x in -2(3x-2)=1-3x
-6x+4=1-3x
4=1-3x+6x
4=1+3x
3=3x
x=1
4. Substitute x=1 into y=3x-2
y=3*1-2
y=1
5. Therefore,
x=1
y=1
Have a nice day :D
Answer Link
VER TODAS LAS RESPUESTAS ( 85+ )
Otras preguntas
An effective tool in preventing eating disorders in young people is to
The nucleus of a large atom splits and two small atoms are formed . Energy is released in the process. What is the name of this process?
Part c - predicting genotypes and phenotypic frequencies of progeny for the cross in part b, predict the frequencies of each of the phenotypes in the f1 progeny
Solve the proportion 7/2=x/16
The author says that in some town hall meetings several thousand citizens might attend and vote. What would you do to make sure a town hall meeting of that many
The _____ stands for prevention-oriented government, conflict-free politics, and proven solutions designed to bring national life into harmony with natural law.
In a paragraph, compare the merits of drug treatments by medication versus those of behavioral techniques. State which approach you feel is more effective and e
What “renaissance” is Howard Johnson referring to?
What is the solution of |x – 2| > –3
Which of the following is a responsibility of only the national government? A. Collecting taxes B. Enforcing laws C.Conducting elections D.Establishing post off