7x-(2x-9)=39

Simple and best practice solution for 7x-(2x-9)=39 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 7x-(2x-9)=39 equation:


Simplifying
7x + -1(2x + -9) = 39

Reorder the terms:
7x + -1(-9 + 2x) = 39
7x + (-9 * -1 + 2x * -1) = 39
7x + (9 + -2x) = 39

Reorder the terms:
9 + 7x + -2x = 39

Combine like terms: 7x + -2x = 5x
9 + 5x = 39

Solving
9 + 5x = 39

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 5x = 39 + -9

Combine like terms: 9 + -9 = 0
0 + 5x = 39 + -9
5x = 39 + -9

Combine like terms: 39 + -9 = 30
5x = 30

Divide each side by '5'.
x = 6

Simplifying
x = 6

See similar equations:

| -2.5r-32.7=74.1 | | 6y-7=2(y-7) | | 8x-(4+3x)= | | 6(s-l)=2(3+4s) | | 3=14-11n | | -3d-1.2=0.9 | | 2x-17=-3 | | 6(b-4)=5+6x+13 | | 3(x-1)=8x+6-5x-9 | | .50(x-1)=.50 | | 3n-5+8n=6 | | 4x+2=-28.4 | | -33+4x=-11 | | .25(d)=16 | | 0.07x+9.95=12.47 | | 12m-6+12m=90 | | -2d+4.3=10.7 | | 9+(a+1.4b)+8(b-16a)= | | 1.2n+3.4=10 | | 4*5= | | -3.2d=1.5 | | 8=3p-12-7p | | h-1.3=4.7 | | -63=7g-14 | | 3h+5=2h+10 | | 5n=175 | | 18+2n=4n-9 | | 3v=-24 | | 3(1)=-y+2 | | 3l-7=20 | | 3(-2)=-y+2 | | -6+7j=15 |

Equations solver categories