greta2004 greta2004

22-07-2021
Mathematics

contestada

Using the following system of equations to help, what is the value of x-2y?
3x + 2y =48
2x +3y =12
Please help.

Respuesta :

binious13 binious13

22-07-2021

X - Y = 36 -> X = 36+ Y
3X + 2Y = 48 -> 3(36+Y)+2Y= 48-> Y = -12
X = 36-12= 24
X -2Y= 24-2.(-12) = 48

Answer Link

Otras preguntas

In triangle ABC, m a = 45 m b =65 and a = 15.05. Use the law of sines to find b. Round your answer to the nearest tenth. a. 19.3 b. 15.6 c. 25.6 d. 15.0

Gwendolyn is filing her federal income tax return with the 1040EZ form, and she received two W-2 forms. On one, $2910 in federal income tax was withheld, and $9

Which of the following statements is true about Escherichia coli? a.E. coli cannot survive in anaerobic conditions. b.E. coli cannot survive in aerobic condit

Which of the following shows the balanced equation for the reaction that represents the decomposition of magnesium chlorate (Mg(ClO3)2)? 2Mg(ClO3)2 yields 2MgC

The area of a gymnasium is (27x + 18) square units. Factor 27x + 18 to find possible dimensions of the gymnasium.

In the electron configuration [ar]4s23d104p4, which are valence electrons?

One mole of glucose contains 2870 kJ of energy. The hydrolysis of one mole of ATP releases 30.7 kJ of energy. Calculate the percentage of energy that is transfo

NEED HELP QUICK PLEASE!!!! what are the three sources of Ocean Salts

me ayudan pls: escribi en cada caso cinco numeros que esten entre los numeros dados: a) 7 y 8 b) 5,6 y 5,65

what causes an ionic bond to form?Look at the picture above