Math question on substitution method

Mathematics
Tutor: None Selected Time limit: 1 Day

Solve by the substitution method. (If there is no solution, enter NO SOLUTION. Use the parameters x and y as necessary.)

5x + 4y = 3
y = 3 − 2x
 (x,y)=()
Oct 13th, 2015

Thank you for the opportunity to help you with your question!

5x+4y = -3

y = 3-2x

put value of y

5x+4(3-2x) = -3

5x+12-8x = -3

-3x = -15

x= 5

y = 3-2x

y = 3-2(5)

y =-7

(x,y)=(5,-7) Answer


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