2livee
2livee
02-11-2017
Mathematics
contestada
Solve equations with 3 variables
Respuesta :
tynollette
tynollette
02-11-2017
add up equation 1 and 2 to eliminate b
(a+b)+(-b+c)=3+3 => a+c=6
subtract this new equation from the third equation:
(a+2c)-(a+c)=10-3 =>c=4
plug in c=4 in a+c=6 =>a=2
a+b=3, a=2 =>b=1
Answer Link
VER TODAS LAS RESPUESTAS ( 64+ )
Otras preguntas
ILL GIVE BRAINIEST Find a point-slope form for the line with slope 1 5 and passing through the point (−8,−5)
Knowledge can be gained by philosophical logic and also by experimentation. Which of these did aristotle favor, and which did galileo favor?.
a hero. share an experience that shows what you admire about that person and what impact he or she has had on you.reread your prompt. then, use the drop-down me
How is the observance of Ramadan similar to or different from how Christmas, Thanksgiving, or another major US holiday is observed?
the radius of a circle is 6/pi what is the length of the arc on this circle if th;e central angle is 45 degrees
A discus thrower (Fig. P4.27, page 97) accelerates a discus from rest to a speed of 25.0 m/s by whirling it through 1.25 rev. Assume the discus moves on the arc
tammas-williams s, zhao h, le´onard f, et al. xct analysis of the influence of melt strategies on defect population in ti–6al–4v components manufactured by sele
The width of a rectangle measures (10p - 9q) centimeters, and its length measures (7p+8q) centimeters. Which expression represents the perimeter, in centimeters
identify the sentences with correct verb tense usage. check all that apply. his japanese language classes began last night. beatrice has seen steve jobs speak a
during the termination phase, a client begins to raise old problems that have already been resolved. which would be appropriate nursing responses? select all th
