SOLUTION: Use the substitution method to solve the linear system 13. 3x-y = -2 y = 2x+3

Question 180227: Use the substitution method to solve the linear system
13. 3x-y = -2
y = 2x+3

Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

Just substitute the expression given as equal to y in the 2nd equation into the 1st equation, thus:

Now solve for x. Once you have the value for x, substitute that into either of the original equations (the 2nd one gives you easier arithmetic) and compute the value of y.

John

RELATED QUESTIONS
Use the method of substitution to solve the system of linear equations. 3x-y=5... (answered by reviewermath)

1) Use the method of substitution to solve the system of linear equations 3x-y=5... (answered by MathLover1)

Use the substitution method to solve the linear system. y=3x... (answered by richard1234)

Use the substitution method to solve each linear system. a) x-2y=7 y=-x+1 b) x+3y=5... (answered by ikleyn)

1. What is a correct graph for the following equations y>i/2x-2 2. correct graph to... (answered by ikleyn)

use the method of substitution to solve the system of linear equation a. 2x-y=2 b.... (answered by mananth)

use method of substitution to solve the system of linear equations. 7X+5Y=7/2... (answered by flame8855)

Use the substitution method to solve the linear system x+y=12... (answered by checkley71,rmromero)

solve the system of equations using the substitution method 3x + y+ 2 2x - y +... (answered by rednail)