7x-9=7(x-7)

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


Simplifying
7x + -9 = 7(x + -7)

Reorder the terms:
-9 + 7x = 7(x + -7)

Reorder the terms:
-9 + 7x = 7(-7 + x)
-9 + 7x = (-7 * 7 + x * 7)
-9 + 7x = (-49 + 7x)

Add '-7x' to each side of the equation.
-9 + 7x + -7x = -49 + 7x + -7x

Combine like terms: 7x + -7x = 0
-9 + 0 = -49 + 7x + -7x
-9 = -49 + 7x + -7x

Combine like terms: 7x + -7x = 0
-9 = -49 + 0
-9 = -49

Solving
-9 = -49

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

See similar equations:

| 2x=2y+2 | | 49n^2+49n-8=0 | | 5k-8=37 | | x-7.5=-5.9 | | 3(x-5)=7(9+x) | | 2(x+7)=14x+-4 | | 13.25=k-15 | | r-3/10=17/10 | | -1.5x+7=x+2 | | a-3+3=-2 | | x+19=865 | | x-6/2x-6 | | 50y^5t^2/5y^3 | | V^2+15v=-49 | | 22=w+25 | | 0.8+3y=-2 | | 24=-8(4-7x) | | X^11y^5/x4y^7 | | 8=h-11 | | 55000+2500m=62000+2000m | | 5(x+3)=6(2-x)+4x | | 9x-14=11x+6 | | 14=f+6 | | 7(x-3)-3=4x+6x | | 5-2x=3x+20 | | 4n=-48 | | 12.50+.30m=14.75+.25m | | 2r+3=r+7 | | 2+3.50m=5+3.25m | | 335-5m=0+5m | | 18x^10+7x^9+13x^7+kx^3+kx^2+3=0 | | 5x+2+3x=-30 |

Equations solver categories