Meldoxx Meldoxx

26-03-2019
Mathematics

contestada

circle an expression and the variable you would substitute if for in each system y=2x
x+3y=14

Respuesta :

26-03-2019

X=2

Y=4

Multiply top so y values cancel out, so multiple top by -3. Y values cancel out. You combine top and bottom equations, x=2. Plug 2 in first equation for x. Y=4

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