7x-(x-1)=15

Simple and best practice solution for 7x-(x-1)=15 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-(x-1)=15 equation:


Simplifying
7x + -1(x + -1) = 15

Reorder the terms:
7x + -1(-1 + x) = 15
7x + (-1 * -1 + x * -1) = 15
7x + (1 + -1x) = 15

Reorder the terms:
1 + 7x + -1x = 15

Combine like terms: 7x + -1x = 6x
1 + 6x = 15

Solving
1 + 6x = 15

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 6x = 15 + -1

Combine like terms: 1 + -1 = 0
0 + 6x = 15 + -1
6x = 15 + -1

Combine like terms: 15 + -1 = 14
6x = 14

Divide each side by '6'.
x = 2.333333333

Simplifying
x = 2.333333333

See similar equations:

| X(.2)=475 | | N(n+1)=72 | | (2x/3)=(4x/5)=1 | | 686/x=7 | | 561/x=11 | | 714/x=14 | | 3x-25=5x-25 | | 2(3-x)=4(4x+6) | | 6x^2+3x-90=0 | | 3x^2-6s+10=0 | | 2(y-3)+4y=-12 | | X-8x=54 | | 2(y-3)+4=-12 | | 10/8=12/y | | 4/3=x/6 | | (n*2)-9=95 | | 4=-6x+14 | | 5+3(x-4)=7x-(4x-1) | | 7x^-2y^-3x^5/49x^3y^-3z^-5 | | C=yn+y | | 4y+36=3x | | 6/2-7=9 | | -3^20/9^10 | | 9x+9=7x+9 | | 15a+18b+6c+3c-2b-6a= | | 14p+18q+p-5q-7p= | | 6(x+4)+12=5(x+3)+7 | | (2y+3)(4y^2-2+9)=0 | | x^3-14x^2+5x-80=0 | | 8(2-3y)=-56 | | 0=100-20x-20+20x | | y=100-20x-20+20x |

Equations solver categories