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anonymous
 one year ago
Which expression is equivalent to 12x − 8x + 3 and why?
3 + 4x, because (12x − 8x) + 3 = 4x + 3 = 3 + 4x 7x, because 12x − 8x + 3 = 4x + 3 = 7x 12x − 5, because 12x − (8x − 3) = 12x − 5 x, because 12x − 8x + 3 = 12x − 11x = x
anonymous
 one year ago
Which expression is equivalent to 12x − 8x + 3 and why? 3 + 4x, because (12x − 8x) + 3 = 4x + 3 = 3 + 4x 7x, because 12x − 8x + 3 = 4x + 3 = 7x 12x − 5, because 12x − (8x − 3) = 12x − 5 x, because 12x − 8x + 3 = 12x − 11x = x

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UsukiDoll
 one year ago
Best ResponseYou've already chosen the best response.0are you sure it's not \[12x^28x+3 \]? for the equation?

UsukiDoll
 one year ago
Best ResponseYou've already chosen the best response.0for once I don't understand this.. @midhun.madhu1987

UsukiDoll
 one year ago
Best ResponseYou've already chosen the best response.0I mean if you combine like terms it does become 4x+3... but don't know what goes on next.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0The expression to find the perimeter of a rectangle is 2(length + width). What is the perimeter, in units, of a rectangle of length fraction 1 over 7 unit and width fraction 1 over 2 unit? fraction 1 and 1 over 7 units fraction 1 and 2 over 7 units fraction 4 over 9 unit fraction 2 over 9 unit

UsukiDoll
 one year ago
Best ResponseYou've already chosen the best response.0open a new question .
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