Mathematics
01.05.2023 02:08
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Find the solution to the system of equations by substitution {x+y=6 {2x-y= - 12
Find the solution to the system of equations by substitution
{x+y=6
{2x-y= - 12
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{x+y=6
{2x-y= - 12
tshaw04614
4,4(28 marks)
X+Y=6. Y=6-X 2X-(6-X)=-12 2X-6+X=-12. 3X=-6. X=-2. Y=6-(-2). Y=8
SOLUTION: { (x,y) | (-2,8) }
SOLUTION: { (x,y) | (-2,8) }
AutumnJoy12
4,6(94 marks)
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