lilmop42 lilmop42

25-02-2020
Mathematics

contestada

Solve the following system by substitution method. 2x-7y=12
-x+3.5=-6

Respuesta :

chhavib chhavib

25-02-2020

-x+3.5=-6
x= 3.5+6 = 9.5

2x-7y = 12
2(9.5) -7y = 12
19 - 7y= 12
7y = 19-12
7y = 7
y= 1

Answer Link

Otras preguntas

At a concession stand, seven hot dog(s) and four hamburger(s) cost $16.00; four hot dog(s) and seven hamburger(s) cost $19.75. Find the cost of one hot dog and

Define and explain five important quantities or measures that are important to mortgage loan analytics.

Fifteen people were exposed to the virus that causes a disease. Public health officials have determined that the probability of independently contracting the di

What would be the PRE if the empty model was true of the DGP?

How do I find the volume of the solid generated by revolving the region bounded by =x2, y= , and x=2 about the x-axis? The y -axis?

Which of the following pieces of evidence presented in the editorial best supports the author’s claim, “[Our levee system] requires complete and total moderniza

. An insurance dataset contains individual medical costs billed by US insurance companies and patient information, such as age, BMI (Body Mass Index) and smokin

4. A startup industrial design company is needing to buy software to help them design their machinery. What category of software do they need?

The project has a CPI = 1.05 and has spent $1,500,000 (USD) to date. The project manager is preparing for a sponsor and key stakeholder status update. The proje

Please answer ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!