4x+(5x-7)=20

Simple and best practice solution for 4x+(5x-7)=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 4x+(5x-7)=20 equation:


Simplifying
4x + (5x + -7) = 20

Reorder the terms:
4x + (-7 + 5x) = 20

Remove parenthesis around (-7 + 5x)
4x + -7 + 5x = 20

Reorder the terms:
-7 + 4x + 5x = 20

Combine like terms: 4x + 5x = 9x
-7 + 9x = 20

Solving
-7 + 9x = 20

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 9x = 20 + 7

Combine like terms: -7 + 7 = 0
0 + 9x = 20 + 7
9x = 20 + 7

Combine like terms: 20 + 7 = 27
9x = 27

Divide each side by '9'.
x = 3

Simplifying
x = 3

See similar equations:

| 12-[8+9x]=22 | | 16-k=1+2k | | 7k+1=28-2k | | cos(64)=x/15 | | -2x=-25-9 | | 2n+4=19-3n | | 1/2x-15=25 | | 9x=2w+v | | 3n+2=27-2n | | 180-x+20-5x-12-3x= | | q-48/7=66/7 | | 6x+4x-1=2(5x+1) | | 20-3n=2n | | x+4x+4=3(2x-1) | | 2x+6+x=-6+3(x+4) | | X^7-7x^4-8x=0 | | 9x^2+25y^2+25z^2-225=0 | | 3x+5x-12+x+20=180 | | 6x+24y=36 | | x^2+y^2+z^2-8x=9 | | -6.85×m/4=-11 | | 5/4x-1=7/3x-1 | | 20a-2a+13a-10a=10 | | 13c-18c+6c+5c+19c=11 | | 5x+10=-4x-20 | | 8v-7v+v=20 | | -3x-16-8x=-5 | | .3333333y+9x+.933333y+4x= | | 25sx+2x=34 | | 19g+g-17g-g=12 | | .5(4x-9)=2x+6 | | 2688k=672k^2 |

Equations solver categories