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Mathematics 20 Online
OpenStudy (anonymous):

7x-12x-5=-45+15

OpenStudy (anonymous):

anyone know this

OpenStudy (anonymous):

Me:D

OpenStudy (anonymous):

7x-12x-5=-45+15: Use the additive inverse. so that 5 will be transposed to the right side. =5+7x-12x-5=-45+15+5 =7x-12x=-15 Could you do the rest??? If you're having a hard time tell me.. Ok :D

OpenStudy (anonymous):

x=6

OpenStudy (anonymous):

am just having a hard time on a whole with maths

OpenStudy (anonymous):

@ally890 if you need more explanation i will give you friend.

OpenStudy (anonymous):

is it equal to 5

OpenStudy (anonymous):

Nope. x=3

OpenStudy (anonymous):

Want me to explain?

OpenStudy (anonymous):

x=5 yes.

OpenStudy (anonymous):

my options are 7,5,-7 or -5

OpenStudy (anonymous):

5 is correct.

OpenStudy (anonymous):

thank u so much

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