21-18x=-3*(6x-7)

Simple and best practice solution for 21-18x=-3*(6x-7) 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 21-18x=-3*(6x-7) equation:


Simplifying
21 + -18x = -3(6x + -7)

Reorder the terms:
21 + -18x = -3(-7 + 6x)
21 + -18x = (-7 * -3 + 6x * -3)
21 + -18x = (21 + -18x)

Add '-21' to each side of the equation.
21 + -21 + -18x = 21 + -21 + -18x

Combine like terms: 21 + -21 = 0
0 + -18x = 21 + -21 + -18x
-18x = 21 + -21 + -18x

Combine like terms: 21 + -21 = 0
-18x = 0 + -18x
-18x = -18x

Add '18x' to each side of the equation.
-18x + 18x = -18x + 18x

Combine like terms: -18x + 18x = 0
0 = -18x + 18x

Combine like terms: -18x + 18x = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

See similar equations:

| y=70+0.5x | | -35-7r=-7(r+5) | | x=70+-0.5y | | 2*e^2x-4=14 | | 0.3+1.38=0.24x+1.2 | | 19x+17x+27=180 | | 70-6N= | | -15-k=k+1 | | Ln^2(X)+5ln(X)=14 | | 3w^2-5w-78=0 | | (5+w)(5w-9)=0 | | 35+11x=90 | | 3x+5+7x-7=180 | | 5/8+1/6z=5/12+2 | | .25z(3x-4)-.5x=2.75 | | y/9+89=96 | | x+10+2x+5+90=180 | | 15a-6ab= | | 8x^3+12x^2-4x=6 | | 6-7x+2=x+36 | | X^3x-4=0 | | 15+5k=1+7k | | 2=8a | | 10x+32=135 | | -4[x-5]=12 | | F(x)=x^2+8x-4 | | 2b=-22-9b | | 4x+8=45 | | 2x-3(4x+1)=9 | | 11x-35=24x-31 | | [x+3]=15 | | a+b+4c=12 |

Equations solver categories