7x-(2x-5)=20

Simple and best practice solution for 7x-(2x-5)=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 7x-(2x-5)=20 equation:


Simplifying
7x + -1(2x + -5) = 20

Reorder the terms:
7x + -1(-5 + 2x) = 20
7x + (-5 * -1 + 2x * -1) = 20
7x + (5 + -2x) = 20

Reorder the terms:
5 + 7x + -2x = 20

Combine like terms: 7x + -2x = 5x
5 + 5x = 20

Solving
5 + 5x = 20

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 5x = 20 + -5

Combine like terms: 5 + -5 = 0
0 + 5x = 20 + -5
5x = 20 + -5

Combine like terms: 20 + -5 = 15
5x = 15

Divide each side by '5'.
x = 3

Simplifying
x = 3

See similar equations:

| 3n+5n=7(-7n) | | 2(1-5x)=-8 | | 3x+xy=6 | | -14=a+(-2) | | y+8x=11 | | 0.27x-3.9=0.48x+0.29 | | 0.08+0.11(3x+38000)=34110 | | 5=p-(-30) | | 0.5(x-5)=2 | | 2(x-1)=-(x-7) | | 3x^3+12x^2+8x+32= | | 12s+2=6 | | 8x+12=5z-21 | | 2x^3y^4/x^5y^3 | | -56/-8 | | -23=n+7 | | 4(-2+3x)=3(-2x+5) | | 1thirdx-4=23 | | (4+7)(11-2)/3^2+4*0 | | 3y+9x^2=15 | | -2x+7=-2 | | 2(x+3)+3+3(-x)=4(x+6) | | 12-(5m+4)=2+2m-15 | | (9k+30)-(4k+100)=100 | | z+2/z-3=5/-3 | | 2x+6x+2x+8x=24 | | 105=15n | | 3d/5-7d/5=16 | | 4x+12=x+6 | | =5x^2+30x+45 | | 23-x=34 | | y=(-3x+a)/2 |

Equations solver categories