3x-y=9;-3x+y=-9

Simple and best practice solution for 3x-y=9;-3x+y=-9. Check how easy it is, to solve this system of equations and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the system of equations solver your own equations and let us solve it.
Remember to put linear equations with variables x and y.
for example:
2x+y=8
x+3y=14

Solution for 3x-y=9;-3x+y=-9 system of equations:


  • /| 3*x-y-9 = 0| y-3*x+9 = 0
  • We try to solve the equation: 3*x-y-9 = 0
  • 3*x-y-9 = 0 / - 3*x-9
  • -y = -(3*x-9) / * -1
  • y = 3*x-9
  • We insert the solution into one of the initial equations of our system of equations
  • We get a system of equations:
  • /| 3*x-3*x-9+9 = 0| y = 3*x-9
  • The system of equations has infinitely many solutions

You can always share this solution

See similar systems of equations:

| -4x+y=8;4x-y=8 | | x=2y-8;-2x+3y=14 | | y=2x;y=2x-3 | | x-3y=2;7x+y=36 | | 2x+5y=16;2x+3y=8 | | 2c+5p=16;2c+3p=8 | | x/5;7/4 | | -(x-2)=3(y+1);2x+3=4y-1 | | 4x-12y=17;2x+6y=1 | | 1A+4C=85;3A+2C=105 | | 2x-11y=7;3x-9y=7 | | 40-2x;X=3 | | x+y=220;2x+4y=520 | | 3p+2b=29;5p+3b=47.50 | | 4x+2y=23.50;2x+4y=18.50 | | t=2r+3;5r-4t=6 | | x+y=5157.50;y-x=917.50 | | x+y=177;x=97 | | x+y=55;x+10=181 | | x+y=10;x-y=4 | | 1/5x+1/3y=14/15;1/5x+4y=78/5 | | 8x+16y=3520;-8x-8y=2560 | | 1/25x-1/100y=7/5;1/4x+4/25y=66/5 | | -2x+5y=5;-4x+10y=0 | | 1/2x+1/3y=-5/3;1/2x+4y=2 | | 3x+2y=-3;x=21-8y | | 5x-y=27;x+y=9 | | 36x-4y=16;y=9x+4 | | -15x-10y=1;15y=1+10x | | 3x+7y=9;x=2-2y | | 2x+y=8;y=2x | | x-2y=10;x | | x+y=2;x-y=2 | | 7x-y=27;9x-4y=3 | | x+y=480;x-y=400 | | 3x+2y=78.39;2x+3y=74.61 | | 11x+15y=6912;-11x-11y=-6336 | | 1.6x+1.6y=160;x-y=10 | | y=-1/2x-5;6x-2y=24 | | x+y=4;y-x=4 | | 5x=22-y;7x=35+2y | | 3x=12+2y;-6/5x+y=-9/5 | | 3x+2y=0;12x+2=6y | | 2x-5y=-9;5x+2y=50 | | x+y=4;x+y=-2 | | 7x-y=41;x+5y=47 | | 2x-y=7;9y=2x-31 | | x+y=11;6x-y=10 | | 0.1x+0.5y=-0.8;0.8x-0.6y=7.4 | | 1/3x+1/2y=1/6;1/3x+2y=5/3 | | 16x-10y=4;8x=5y+2 | | 15x-20y=7;10y=-3+5x | | x=5y-5;-2x+10y=10 | | 5x-27=-y;4x-y=0 | | 5x-27=-1y;4x-1y=0 | | 4x+5y=3;x=3-2y | | 6x+2y=10;12x+4y=21 | | x+y=5;3x+2y=10 | | -12x+14z=-14;-14x-14z=98 | | a+s=456;350a+100s=113100 | | a+s=456;3.5a+100s=1131 | | 4a+1b=15.5;3a+2b=14.75 | | 8n=-3m+1;8(-2)=-3m+1 | | y-3x=-2;6x-2y=4 | | x+y=20;x-y=4 |

Equations solver categories



Related pages


gcf of 150what is the prime factorization of 140multiplying and simplifying fractions calculatorwhat is the prime factorization of 539roman numerals 19792x 6y 8how to solve y 2x 42y8 games2x2-3x-5z 2x 3yprime factorization of 380simplify square root 96log10 x 3sinx cotxderivative of sin cos tan2x 4y 12ln2 ln3gcf of 147what is 4xbprime factorization of 156derivative cos 2 xdifferentiating lnhow to write 1994 in roman numeralsprime factorization 7592-522x 2-18what is the prime factorization of 97is 185 a prime numbersolution of quadratic equation calculator2x y 6 solve for y1.6875 as a fraction536.8difference between 11x and 11bchode penisrx 270x1.4fx 3y 6 solve for ykx25sin4x cos2xsimplify 4x 3what is the prime factorization of 632sin 2xsolving quadratic calculatorfractions equations calculator109-21375-338what is the prime factorization of 88adding subtracting multiplying and dividing fractions calculator0.375 in fraction1680 combineax b calculatorwhat is the prime factorization of 735prime factorization 40factoring x 3-8sen 4xsolve tanx 1arcsin 2xderivative cos3xsimplify by combining like terms calculatorprime factorization of 330adding mixed fractions calculator4x 12xdecimals least to greatest calculatorsolve the equation calculator with stepshow do you write 0.75 as a fractionfactorization of 1475x 7 2x 26r12what is the lcm of 2 and 4derivative of 4xlcm and gcf findersin3x formula