7(2x-1)=21

Simple and best practice solution for 7(2x-1)=21 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 7(2x-1)=21 equation: 


Simplifying
7(2x + -1) = 21

Reorder the terms:
7(-1 + 2x) = 21
(-1 * 7 + 2x * 7) = 21
(-7 + 14x) = 21

Solving
-7 + 14x = 21

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 + 14x = 21 + 7

Combine like terms: -7 + 7 = 0
0 + 14x = 21 + 7
14x = 21 + 7

Combine like terms: 21 + 7 = 28
14x = 28

Divide each side by '14'.
x = 2

Simplifying
x = 2

See similar equations:

| 4N+3=-2N+15 | | 11x+5.1=18x-1 | | .5x-1.25=3x+.5 | | (w-3)(w-3)=0 | | 2x-15=-5x+55 | | 24x^2+14x-3=0 | | x+(x+1.60)=65 | | 3x+10=37 | | 2x+4=26 | | 7x+22=92 | | 6x+37=15x-35 | | 8-x=5x-4 | | 6x-5=2x-21 | | 6x-4=7x+2 | | 3.5-0.02x=1.24 | | 8.8=-5.5+y | | 4(t-3)+8t=4(3t+5)-8 | | 17x^2-33x-2=0 | | -14-5x=11-10x | | 6x+50=9x+14 | | -8(2x-1)=36 | | 57-6x=8x+15 | | 3x+8=50-3x | | 15x^2=64 | | t-4=17 | | -(7y+2)-(-6y-5)=1 | | -9-n=2 | | 6x+6=42 | | xy+p=5 | | -.60x=.45 | | 3x-3=x-7 | | 7d+d-4d-7=5d |

Equations solver categories