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Mathematics 19 Online
OpenStudy (anonymous):

-(5z+12)=18

OpenStudy (anonymous):

Distribute the -. This one is kind of tricky. Remember your rules. - times a - is positive. - times a positive is a negative. -5z-12=18 Solve the rest using the other techniques to isolate z.

OpenStudy (anonymous):

distribute the negative: -5x-12=18 add 12: -5x=30 divide -5: x=-6

OpenStudy (anonymous):

gracias a todos

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