3x+y=400

Simple and best practice solution for 3x+y=400 equation. Check how easy it is, 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 equation solver your own equation and let us solve it.

Solution for 3x+y=400 equation: 


Simplifying
3x + y = 400

Solving
3x + y = 400

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1y' to each side of the equation.
3x + y + -1y = 400 + -1y

Combine like terms: y + -1y = 0
3x + 0 = 400 + -1y
3x = 400 + -1y

Divide each side by '3'.
x = 133.3333333 + -0.3333333333y

Simplifying
x = 133.3333333 + -0.3333333333y

See similar equations:

| x^2+12x-876=0 | | 2x^2+12x-876=0 | | 3X-1/2=11/2 | | 8+9X=-64 | | 16-X/4=8 | | 3n+7(2n-4)=24n-7 | | 15-X/2=7 | | 12x+4y+2=0 | | X/2-1/3=8/3 | | (r+1)(r+1)+(r-8)(r-8)=45 | | (r+1)+(r-8)=45 | | -9.6(1-X)+2.66(X)=0 | | 3x/105-x | | 2x^2+12-5=0 | | 40x+(15*1.5x)=615 | | 17x+11y=86 | | -4+5(2x+y)= | | 17x+11y=68 | | 3x^2-1.2x=0 | | 2x*2/2 | | 41/12x | | 3(m-5)=2m+6 | | 3x^3-7x+2=0 | | 2/(7(3x-2))=56 | | 17x+11y=6800 | | 2/7(3x-2)=56 | | y=a(2+2)(2-4) | | 8ab-6a^2b= | | a=4/cos55 | | y=a(x+2)(x-4) | | 45+25z=670 | | (-9)+(-19)= |

Equations solver categories