wahe
contestada

Which expression is equivalent?

−3(6x + 7) + 4(7x + 2)
A) 10x + 13
B) 10x − 13
C) −10x + 13
D) −10x − 13

Respuesta :

[tex]-3(6x + 7) + 4(7x + 2)[/tex] 

[tex]-18x-21+28x+8 [/tex] 

[tex](-18x+28x)+(-21+8)[/tex] 

[tex]10x-13 [/tex]
williamkepalas1
The answer is letter B. Because you have to distribute:

-3(6x+7)+4(7x+2) equals
 
-18x-21+28x+8 

then you add all the x terms: -18x+28x=10x 

next you add up the numbers without an x term:-21+8=-13 

SO, the answer is 10x-13