13-01-2015
Mathematics

contestada

what is x - 5y = 13 and 9y - x = -17 using elimination method

Respuesta :

Brandtley12 Brandtley12

13-01-2015

x +(-5y)= 13
-x+ 9y =(-17)
0+4y=-4
4 4
y=1
x+-5(1)=13
x-5=13
+5 +5
x=18
y=1

Answer Link

Otras preguntas

Analyze existing project risk management mechanisms in a detailed yet concise manner. Provide references for the study.a) Risk identificationb) Risk assessmentc

Matt and Abigail are a couple experiencing secondary fertility after the birth of their daughter and they really want to complete their family by pursuing adopt

Consider the reaction A -> B. The rate of the reaction is 2.4 x 10⁻² (M/s) when the concentration of A is 0.33 M. Calculate the rate constant if the reaction

Which of the following actions would be the MOST effective in enhancing the physical security of the server room? a) Placing a CCTV camera outside the server ro

even if all data integration issues are addressed, the problem that remains for most companies when it comes to integrated data is______

Convert 590000 milligrams into pounds. Round your answer to the nearest hundredth.

The brain and spinal cord contain about percent of the body's neurons.A. 40B. 65C. 15D. 90

Failure to read the question correctly, an intonation or enunciation that influences the answer, failure correctly to record an answer are examples of:A) Encodi

Generate a hypothesis that is supported by at least one reference for How common is migration in fishes (i.e., how many and which fish species migrate)?

how to solve systems of three equations with substitution