7(x-3)=42

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


Simplifying
7(x + -3) = 42

Reorder the terms:
7(-3 + x) = 42
(-3 * 7 + x * 7) = 42
(-21 + 7x) = 42

Solving
-21 + 7x = 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 + 7x = 42 + 21

Combine like terms: -21 + 21 = 0
0 + 7x = 42 + 21
7x = 42 + 21

Combine like terms: 42 + 21 = 63
7x = 63

Divide each side by '7'.
x = 9

Simplifying
x = 9

See similar equations:

| 5x-2=3+5(x-1) | | t-9=-8 | | 65(Y-50)=Y+(-95) | | 180-8t=90+2t | | -13-19=-6 | | -x^2+2x+24=0 | | x^2+20x=125 | | 65(X-50)=Y+(-95) | | -2x+2=-6 | | 2x^2+4x=9x+18 | | 4a^2-21a+5=0 | | 8x+2x=100 | | 3(-1)-5y=9y | | 12+7x=75 | | .05x+.03(1200-1x)=42 | | 2.3y=41.4 | | 3(x+2)=26 | | 2c^2+15c+27=0 | | 8f+11=-7f-19 | | 5n+2=2n-7 | | x^2-13x=48 | | 3m+6=10-12m | | x^2-6x-40=0 | | 16y-43=4y+65 | | 4x+4y=8 | | 2(y-6)=2 | | 14X-31=12X+8 | | 12=-3(a-2) | | x^2-2x-255=0 | | -3(p-7)=21 | | -15-4x=6-x | | 27-5x=83 |

Equations solver categories