Seudónimo Seudónimo

17-01-2017
Mathematics

contestada

Which is a simplified form of the expression 3a + 7 – a – 7?
A. 2a
B. 4a
C. 2a + 14
D. 4a – 14

Respuesta :

kirstenrewis kirstenrewis

17-01-2017

You must add all the like terms and you get 2a

Answer Link

Аноним Аноним

17-01-2017

It would be: 3a + 7 - a - 7
= 2a

In short, Your Answer would be Option A

Hope this helps!

Answer Link

ACCESS MORE ACCESS MORE ACCESS MORE ACCESS MORE

Otras preguntas

Which TWO parts of this excerpt from Leo Tolstoy's The Death of Ivan Ilyich reflect the author's opinion that the members of the rising middle class can never t

Who does not die in the court ? hamlet,rosencrantz ,laertes ,Claudius

Which court hears appeals from justices of the peace and from the muncipal courts?

A kite with a 100 foot-long string is caught in a tree. When the full length of the string is stretched in a straight line to the ground, it touches the ground

Many u.s farmers have lost their family farms over the last 40 years because they could not ??

when I triple my number and add 5 I get 26 what is my number

The H o Chi Minh trail allowed the north Vietnamese to move south along paths, minor roads, and tunnels, which passed throughA. Cambodia.B. Laos.C. Cambodia and

According to this cartoon, women suffragists argued that giving women the right to _____ would make politics cleaner. apex

Which expression can be used to find the area of the square? Question 4 options: 2(6.4+6.4) 6.4² 6.4×2 2(6.4×6.4)

What is the y-intercept of the equation of the line that is perpendicular to the line y = 3/5 x + 10 and passes through the point (15, –5)? The equation of the