9x-(7x+4)=3x-20

Simple and best practice solution for 9x-(7x+4)=3x-20 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 9x-(7x+4)=3x-20 equation:


Simplifying
9x + -1(7x + 4) = 3x + -20

Reorder the terms:
9x + -1(4 + 7x) = 3x + -20
9x + (4 * -1 + 7x * -1) = 3x + -20
9x + (-4 + -7x) = 3x + -20

Reorder the terms:
-4 + 9x + -7x = 3x + -20

Combine like terms: 9x + -7x = 2x
-4 + 2x = 3x + -20

Reorder the terms:
-4 + 2x = -20 + 3x

Solving
-4 + 2x = -20 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-4 + 2x + -3x = -20 + 3x + -3x

Combine like terms: 2x + -3x = -1x
-4 + -1x = -20 + 3x + -3x

Combine like terms: 3x + -3x = 0
-4 + -1x = -20 + 0
-4 + -1x = -20

Add '4' to each side of the equation.
-4 + 4 + -1x = -20 + 4

Combine like terms: -4 + 4 = 0
0 + -1x = -20 + 4
-1x = -20 + 4

Combine like terms: -20 + 4 = -16
-1x = -16

Divide each side by '-1'.
x = 16

Simplifying
x = 16

See similar equations:

| 12x-5=20+3x | | 2x+(9b-2c)4= | | 4x-11=7+2x | | d/-7=7 | | 16-5r=-14 | | -(-8)+(-9)+8= | | 6(y+5)-2y=38 | | 5x-5=2x-44 | | 5000=1x+2x+10x | | 36k=12 | | 1/3x=3/2 | | 5(z-1)+z=6z+5 | | H=-16t^2+52t+48 | | 5x+7=x+43 | | 100-5x=-15x | | -13=z+9 | | 3a=1.5 | | 6.4x-5+x-2.1= | | 4-5/6x=8 | | -35+(-14)= | | 1.7x^3+4x^2+6.1x+2.5=0 | | 2/3.15 | | x^2+10-16=0 | | g(x)=3x^2-12x+14 | | -8-(-2)-(-6)= | | 10x+4=13x-8 | | R=3+7v | | (9x^2-7)+(-3x^2+3)= | | 10j+16=8j+20 | | 2.5x+3.2=1.2x+9.7 | | 4x+3x-93=61 | | v=ts |

Equations solver categories