-3(7x+4)=-21x+12

Simple and best practice solution for -3(7x+4)=-21x+12 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(7x+4)=-21x+12 equation: 


Simplifying
-3(7x + 4) = -21x + 12

Reorder the terms:
-3(4 + 7x) = -21x + 12
(4 * -3 + 7x * -3) = -21x + 12
(-12 + -21x) = -21x + 12

Reorder the terms:
-12 + -21x = 12 + -21x

Add '21x' to each side of the equation.
-12 + -21x + 21x = 12 + -21x + 21x

Combine like terms: -21x + 21x = 0
-12 + 0 = 12 + -21x + 21x
-12 = 12 + -21x + 21x

Combine like terms: -21x + 21x = 0
-12 = 12 + 0
-12 = 12

Solving
-12 = 12

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:

| 23n-8.5=101.5 | | 1.7x=13.6 | | -10=-1-3/2t | | 3x-2/6=2/7 | | 0=2x^2-12x+5 | | 55+0.25t=-5 | | -26=-3a+7 | | -26=-3a | | 55+0.5t=-5 | | 4x+2x-10=6x+5 | | 2m/3-2=4 | | 5=50Q^-1/2 | | 0=-16x^2+72x | | f(x)=(x+8)(3x-1) | | 0=-16x^2 | | Logx=1.095 | | 1.32x=3.96 | | X^2/.375-x=.11 | | 2+8c=66 | | 65,416.6667=4/3*3.14 | | (3X+5)=1+LOG(X-9) | | 2-5/16=9/16 | | g(x)=2x^2-13x-7 | | T+6.1=5.6 | | 7(g+8)=70 | | -5p+12=-48 | | 16x/35/360 | | 7(s-84)=91 | | y=-x^2-8x-8 | | 3y-11=-26 | | 3(n-42)=75 | | db=1b |

Equations solver categories