ElizabetGutierez ElizabetGutierez

09-06-2015
Mathematics

contestada

What is the result when 6x2 - 13x + 12 is subtracted from
-3x2 + 6x + 7?
(1) 3x2 - 7x + 19 (3) 9x2 - 7x + 19
(2) 9x2 - 19x + 5 (4) -9x2 + 19x - 5

Respuesta :

lulu1991 lulu1991

20-06-2015

The answer is (2) 9x2-19x+5. You need first put them together linking by minus sign. It is 6x2-13x+12-(-3x2+6x+7). Move the brackets away: 6x2-13x+12+3x2-6x-7. Put the like terms together and you can get the answer.

Answer Link

Otras preguntas

Four fifths plus one thirds plus eleven twelfths

Which social group of european feudal society showed allegiance to a lord by providing military service?.

each morning the controller gets the prior day's list of remittances, a copy of the payment report, and a copy of the deposit slip returned from the bank. when

What law that was passed by the Mexico's Centralist government discouraged the immigration of U.S. citizens in to Texas territory but promoted Mexican immigrati

PLEASE HELP ME!!! Graph the line with a slope of 2/3 that contains the point (-3,-5).

What volume, in milliliters, of 6. 0 m naoh is needed to prepare 175 ml of 0. 20 m naoh by dilution?.

Draw a use case diagram for the following case: Use A software tool •KCA university system •Actors/use case Student: •Login -Verify password - Wrong password •D

PLEASE I REALLY NEED THIS ANSWER

Please help!!!!!!!!!!!!!!!!!!!

The following data shows the grades that an 8th grade mathematics class received on a recent exam. {99, 94, 91, 79, 88, 94, 92, 93, 90, 89, 77, 75, 65, 90, 87,