02-11-2017
Mathematics

contestada

Solve equations with 3 variables

Solve equations with 3 variables class=

Respuesta :

03-11-2017

a+b=3
-b+c=3 if we add these two equations we have a+c=6......(4) and from the 3rd equation we have a+2c =10
Now subtract (4) from (3)
a+2c=10
a+c=6 so a cancels out you have c=4 so a is 2 and b is 1
a=2
b=1
c=4

Answer Link

Otras preguntas

Okay hi I’m homeschooled but my friend has a super bad home life so she never has time for school so I’m really trying to help her out. The only problem is that

Why are most of Earth's deserts located in the subtropical zone? A. These regions receive more sunlight than the equatorial region. B. These regions receive les

How do you do this? Please help

Please help me with this!! Thank u

A pyramid has a rectangular base with dimensions of 6 meters by 4 meters. The height of the rectangular pyramid is 2 meters. Sand fills half the volume of the r

What’s the sequence of all the events in civil war ?

x + 3y = 3 2x + y = 11

Mikayla and her two friends made a pizza and cut it into 8 equal sized slices. Of makayla and her friends ate 5 slice of pizza what decimal represents the porti

Solve this system of linear equation.Separate the x- and y-values with comma. -3x=-26-2y -11x=-90-2y

How many people die of lung cancer every year? a. over 140,000. b. less than 10,000. c. less than 50,000. d. none of the above.