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


derivatives calculator with stepswhat is the prime factorization of 611.2m in inchesfraction solver calculatorderivative sin4xln3 ln2901 roman numeralsadding fractions calculator with variables2cosx 10.625 as a percentcalculator adding fractionsgcf of 144differentiate calculatorloga log bprime factorizations of 72function derivative calculatorfactorize x 2 120000 naira to poundsy sin3xwhat is 0.3125 as a fractionderivative of x 2e x4.2.2.17x 4y24-101800-320gcf calculator with solutionderivative of 3 lnxcos 2x 0.5factorise x 3 y 3graph of x 2ygcf of a polynomial calculatorsqrt of 81prime factorization of 64863-192x2 3xy-4y2simplify square root of 1474x 12xx2y xy2graph x 3y2sinx-1 02cosxsinxsolutions to inequalities calculatorsolve sin2x cos2xcos of 2pi2x 5 squared0.125 in fractionroman numerals cixgcf of 65differentiate cos x 33x-5y 95000 naira in pounds4x 3y 3solve 2x y 73x 5y 3common multiples of 6 and 82x2 4xis 567 a prime numbergraph y 4x310-405.7.9gcf generatorderivative sinx cosxderivative of sin 3 x3x 6y 2prime factorization for 56how to solve a 5x5x5derivative of ln1gcf of 52 and 65xsinx20000 pesos to poundsk8xroman numerals 1971what is the gcf of 44 and 66px5077kg lb