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Mathematics 8 Online

OpenStudy (anonymous):

HELP !! GIVING OUT MEDALS ;) NEED ANSWER NOW !! Simplify -2y(3x - 7) + 2x(y - 5) A. 4xy + 10x + 14y B. -4xy - 10x - 14y C. 4xy - 10x - 14y D. -4xy - 10x + 14y

11 years ago

OpenStudy (anonymous):

The answer is D

11 years ago

OpenStudy (anonymous):

If you need me to explain I can

11 years ago

OpenStudy (anonymous):

1._2y(3x-7) -6xy+14y 2. 2xy+-10x subtract step 1 from step 2= (-6xy) minus 2 = -4xy-10x-14y

11 years ago

OpenStudy (anonymous):

+14y D is answer

11 years ago

OpenStudy (anonymous):

Simplify -(-3a + 4b) + 5a - 5b A. -2a + 9b B. 8a - 9b C. -8a + 9b D. 2a - 9b

11 years ago

OpenStudy (anonymous):

11 years ago

OpenStudy (anonymous):

-(- makes all positive so it 3a + 4b +5a-5b =B

11 years ago

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