Solve the following system by any method. -8x-8y=0 -8x+2y=-20
–8x – 8y = 0 ; –8x + 2y = –20 ; –8x – 8y -( –8x + 2y) = 0 -(-20) ; –8x – 8y + 8x - 2y = 20 ; -10y = 20 ; y = 20/10 =-2 ; –8x – 8y = 0 ; -8x - 8(-2) =0 ; -8x + 16 =0 ; -8x =-16 ; x = -16 /-8 ; x = 2 ; (2 , -2)
Asked 11/28/2021 4:59:58 AM
Updated 99 days ago|12/8/2024 2:30:35 PM
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