Need help to solve it using Substitution method y= x-7 y= -4x-2

Question

Need help to solve it using Substitution method  y= x-7 y= -4x-2​

thucuc · Answer

Substitute the value y:       x-7=-4x-2 Solve the equation:            x =1 Substitute the value of x:   y=-4(1) -2 Solve the equation:            y= -6 Solution:     (x, y) = (1, -6)

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