dathanmorris
dathanmorris
04-03-2015
Mathematics
Answered
Solve by substitution
4x=y-1
6x-2y=-3
Answer :
Panoyin
Panoyin
08-03-2015
4x = y - 1 ⇒ 4x + y = -1 ⇒ 12x + 3y = -3
6x - 2y = -3 ⇒ 6x - 2y = -3 ⇒
12x - 4y = -6
7y
=
3
7 7
y = 3/7
12x + 3(3/7) = -3
12x + 1 3/7 = -3
-1 2/7 -1 2/7
12x
=
-4 2/7
12 12
x = -5/14
(x, y) = (-5/14, 3/7)
Answer Link
VIEW ALL ANSWERS ( 11+ )
Other Questions
Solving systems of linear inequalities: -2 less than or equal to y less than or equal to 6 3y less than or equal to 4x + 26 y less than or equal to -2x + 2 f(x,
How do u write 32/100 in expanded form
Which expression is equivalent to -8 - 12
The answer to 3*(9-5) /6*2
What is the climax for the Egypt game?
How Do most organism ensure continuation of life?
The perimeter of a rectangle is 20 feet and the foot-measure of each side is a whole number. How many rectangles with different shapes satisfy these conditions?
Which of the following was characteristic of the court of James I? a) gluttonous feasting b) hard drinking c) hunting d) financial heedlessness e) all of t
(2x-7)² i've forgotten how to solve this, please help me!!!
Transitive property: Systems of equations Y= 6X-3 Y=-X+4