1200+x=2(400+x)

Simple and best practice solution for 1200+x=2(400+x) 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 1200+x=2(400+x) equation:


Simplifying
1200 + x = 2(400 + x)
1200 + x = (400 * 2 + x * 2)
1200 + x = (800 + 2x)

Solving
1200 + x = 800 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
1200 + x + -2x = 800 + 2x + -2x

Combine like terms: x + -2x = -1x
1200 + -1x = 800 + 2x + -2x

Combine like terms: 2x + -2x = 0
1200 + -1x = 800 + 0
1200 + -1x = 800

Add '-1200' to each side of the equation.
1200 + -1200 + -1x = 800 + -1200

Combine like terms: 1200 + -1200 = 0
0 + -1x = 800 + -1200
-1x = 800 + -1200

Combine like terms: 800 + -1200 = -400
-1x = -400

Divide each side by '-1'.
x = 400

Simplifying
x = 400

See similar equations:

| (-8x)(3x^4)= | | 3=ln(x+4) | | 8x-18=45-13x | | 8x-5/8 | | 10=-4n+2n | | 15m^3+6m^4= | | 6.57/.18 | | -4(2m+5)-3m=35 | | X=(sqrt-9)-2 | | X+1+5x=-5 | | 1/2a-1.50 | | 2r-5r=12 | | 1/5xy(5xy)^3 | | 4-b-b=-2 | | 90/100= | | (4x^4-8x)(7x^3)= | | -21=1/2c-11 | | x-6=7+12 | | X+5-6x=-5 | | 12x+25-8x=x-24-5x+9 | | -3p-3p=-18 | | -10(1-9)+6(x-10)= | | 5x+6=74-x | | (5x^-1)/(y^-1) | | -3x^3(x^3+8x)+9x^6= | | 4x+x=-10 | | -3+2b=9 | | 3(x+1)+6=-9 | | 6m+4m=0 | | 5x^-1/y^-1 | | 6(-3)+5(-3)=-12-(-3)+8(-3) | | f(x)=x^2-12x+45 |

Equations solver categories