jacobfoxwell14 jacobfoxwell14

08-08-2017
Mathematics

contestada

Equation A: 3c = d − 8 Equation B: c = 4d + 8 Which of the following steps should be performed to eliminate variable d first?

Respuesta :

texaschic101 texaschic101

08-08-2017

3c = d - 8 ....multiply by -4
c = 4d + 8
--------------
-12c = -4d + 32 (result of multiplying by -4)
c = 4d + 8
-------------add
-11c = 40.....as u can see, the d's have been eliminated

answer : multiply equation A by -4

Answer Link

Otras preguntas

write an equation in slop intercept form for the line that has a slope of 5 and passes through the point (2,30)

Commas should always be placed around?

Claim A: The age-old institution of recess should be expanded beyond just elementary students. Claim B: Schools have too much to teach during the school day as

what purpose was the leaning tower of pisa meant to serve?

construction of the Great Wall of China? use of metal coins? construction of the Silk Road?

Scientific models are used to understand, design, think about, predict, and test ideas n science. Which of these is not a use of a scientific model?aTo study ve

If x is the height of a block, how high is a stack of 20 blocks? Wirite the algebraic expression.

According to this passage, why is Russia having difficulty attracting foreign investors to its industries?

What dose Kayleigh Nicole Keen mean

Question 8 Adding or removing electrons from an atom results in formation of an