jen4101 jen4101

11-12-2018
Mathematics

contestada

If a+b=9 and x+y=1 what is -3b-3y-3a-3x

Respuesta :

MrBillDoesMath MrBillDoesMath

12-12-2018

Hello from MrBillDoesMath!

Answer:

-30

Discussion:

-3b -3y -3a -3x => (rearrange terms so a,b and x,y together)

-3a - 3b - 3x - 3y => (factor 3 from each term)

-3(a+b) - 3(x+y) => (substitute values provided by problem)

-3(9) - 3(1) =>

-27 - 3 = -30

Regards,

MrB

Answer Link

Otras preguntas

Find the degree of 0.

A line contains the point (8, –5). If the slope of the line is 5/7, write the equation of the line using point-slope form.

What is the main purpose of brainstorming?

"Why did Thomas Paine question British authority to rule the colonies in common sense?

For plants, what are the advantages and disadvantages of growing tall?

Which phrases make this statement from John F. Kennedy’s Inaugural Address an example of antithesis? a. riding the back of the tiger and ended up inside b. supp

on what do biologists base their classification of organisms?

Note three groups that clashed over territory and resources in South Africa?

Worldwide, the largest group of people facing workplace discrimination are __________. a. sweatshop workers b. women c. people older than 50 d. children

this is Algebra 2. help fast!