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Mathematics 8 Online
OpenStudy (anonymous):

Eight times a number plus twice the same number is 50

OpenStudy (anonymous):

8x+8=50?

OpenStudy (aripotta):

"eight times a number" is 8x "plus twice the same number" is + 2x "is 50" is = 50 so 8x + 2x = 50 which can be simplified to 10x = 50 or x = 5

OpenStudy (anonymous):

when it says same number isn't it 8?

OpenStudy (aripotta):

it's referring to "a number" which is our variable, x

OpenStudy (anonymous):

oh okay

OpenStudy (aripotta):

whenever it says "number" and not an actual number, it's probably talking about a variable

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