solve the system of linear equations

x + y = 4 and 2x + 3y = 0

Question

Mathematics

Adrianna Marsh

25 June, 17:27

solve the system of linear equations

x + y = 4 and 2x + 3y = 0

+3

Answers (1)

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Turner · Answer 1

solve this answer by using substitution. set the first equation to x=-y+4 then substitute - y+4 for x in the second equation.

2 (-y+4) + 3y=0

-2y+8 + 3y=0

y+8=0

y=-8

now use - 8 and solve for x

x + (-8) = 4

x=12

solve the system of linear equationsx + y = 4 and 2x + 3y = 0

solve the system of linear equations

x + y = 4 and 2x + 3y = 0