3(-7+7x)=42

Simple and best practice solution for 3(-7+7x)=42 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 3(-7+7x)=42 equation: 


Simplifying
3(-7 + 7x) = 42
(-7 * 3 + 7x * 3) = 42
(-21 + 21x) = 42

Solving
-21 + 21x = 42

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 21x = 42 + 21

Combine like terms: -21 + 21 = 0
0 + 21x = 42 + 21
21x = 42 + 21

Combine like terms: 42 + 21 = 63
21x = 63

Divide each side by '21'.
x = 3

Simplifying
x = 3

See similar equations:

| -7(8+x)=-105 | | -3(-3-x)=24 | | -7(2t+1)=7 | | 7(9-7x)=504 | | 5p+15=5p+15 | | 5p+15=5p-15 | | 7(-2x+9)=-21 | | 6u+15=33 | | 4a+5(a-3)= | | -3(-1x+4)=9 | | 18b^2+45b+8=-17 | | -10(s+2)=-49 | | x=5-((1*(3/2))/3) | | 2k-6=4k+6 | | 2+2q=12 | | 4p+3=4p+12 | | 4-3b=13 | | 7x-1=-6x+12 | | -30+3x=24 | | -5+7x=37 | | 103-w=167 | | 5*5-4X=6 | | -2=2p+4 | | logx=3/2 | | -4x+3=6x-97 | | -14=5u-4 | | 8a+3-6a+6=7a-18+a | | 3x+3=x-15 | | 24r+(-3)= | | 3u-14=25 | | -16[x+6]=4[x-14] | | 4(3x+2)=-5x+25 |

Equations solver categories