x+2x=400-(3x+4x)

Simple and best practice solution for x+2x=400-(3x+4x) 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 x+2x=400-(3x+4x) equation:


Simplifying
x + 2x = 400 + -1(3x + 4x)

Combine like terms: x + 2x = 3x
3x = 400 + -1(3x + 4x)

Combine like terms: 3x + 4x = 7x
3x = 400 + -1(7x)

Remove parenthesis around (7x)
3x = 400 + -1 * 7x

Multiply -1 * 7
3x = 400 + -7x

Solving
3x = 400 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
3x + 7x = 400 + -7x + 7x

Combine like terms: 3x + 7x = 10x
10x = 400 + -7x + 7x

Combine like terms: -7x + 7x = 0
10x = 400 + 0
10x = 400

Divide each side by '10'.
x = 40

Simplifying
x = 40

See similar equations:

| 1.3=0.6+y | | 2b-4-7b-9= | | -4x^2-5x^2+4y-3y= | | 0.5=0.2+y | | 1.2=0.7+y | | 4/2y=7/5 | | 1.0=y+0.5 | | a/12=4/5 | | 1.1=0.7+y | | 21f-6f+4(6f-3)= | | -10+(-20)-5= | | 4/5t=10 | | 1.5=0.7+y | | 1.7=y+0.8 | | -24(10)x+19x=76x-(9x+2) | | 4+7g-2(7g+6)= | | 1.4=y+0.7 | | 2n+4=2-x | | -6m^2+5m^2+4p-12p= | | 1.4=7+0.7 | | 15-d/8=-1 | | 0.2=0.1+y | | 264=14-v | | 1.2=y+0.4 | | 0.9=y+0.1 | | 15-x^2/8=-1 | | 104+3c=11c | | 0.7=0.2+y | | 5x-18x+24=0 | | 8(3n+2)=8(7n+9)+3 | | Y=-4x-3graph | | 0.4=0.1+y |

Equations solver categories