mf0datazz mf0datazz

03-02-2017
Mathematics

contestada

Find (3a2 - 2a + 4) - (a2 - 3a + 7) .

A. 2a^2 + a - 3

B. 2a^2 - 5a + 11

C. 4a^2 - 5a + 11

D. 4a^2 + a - 3

Respuesta :

WordSpinner WordSpinner

03-02-2017

(3a^2 - 2a + 4) - (a^2 - 3a + 7) = (distribute the negative sign)
3a^2 - 2a +4 - a^2 + 3a - 7 = (add like terms)
2a^2 + a - 3
So, the answer is A!

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lalilovesunicorns lalilovesunicorns

12-05-2021

Answer:

the answer is a

Step-by-step explanation:

it just is

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