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Mathematics 11 Online
OpenStudy (helpblahblahblah):

Help please What is the solution to the equation 3x + 2(x − 9) = 8x + x − 14? A. −8 B. −1 C. 1 D. 8

OpenStudy (anonymous):

okay

OpenStudy (calculusxy):

Hey @HelpBlahBlahBlah !

OpenStudy (anonymous):

do the equation backwards

OpenStudy (calculusxy):

Your first and foremost step is to combine the like terms. Even by doing distributive property, you will have new terms being made.

OpenStudy (helpblahblahblah):

Hey @calculusxy And I do the equation but I get stuck when I get to 5x-7=8x+x-14

OpenStudy (calculusxy):

Wait, give me a minute so that I can solve the question myself.

OpenStudy (helpblahblahblah):

Kk

OpenStudy (anonymous):

I would use PEMDAS

OpenStudy (anonymous):

DEFINETLY

Nnesha (nnesha):

how did you get -7 at the left side ?

OpenStudy (anonymous):

PEMDAS IS CORRECT

Nnesha (nnesha):

distribute meaning multiply everything which is inside the parentheses by outside term 2(x-9)

OpenStudy (anonymous):

Aka the P Pemdas

OpenStudy (helpblahblahblah):

@Nnesha I subtracted 2 and 9 so I got -7 but....I did it wrong becuz you said I have to multiply

Nnesha (nnesha):

nope nope you should multiply

Nnesha (nnesha):

distribute = multiply parentheses by outside term

Nnesha (nnesha):

|dw:1431818788345:dw| multiply then combine like terms

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