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

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


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

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

Reorder the terms:
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:

| -2(u-5)=-8 | | -4y-38=-2(4-y) | | 2d-6d=20 | | 72+x=x/3 | | 4x+6y/9y | | .20x+.35(30)=25.5 | | r=5k+5w | | U+6/U+4=U+1/U+2+1 | | -2.03x^2+78.48x+743= | | 1/3+72=x | | -3b+-4=2 | | x^3-2x^2+5x+2=0 | | (5x^4-6x^2-12)-(4x^4+7x^3+5)= | | 16/z=4 | | (x^2-x-6)/x | | 5c-5c+6c-4=14 | | 7-10x=75-38x | | (X/2)+(5x/4)=(x/12) | | (5x^2y-5xy^2+3)+(-8x^2y+10xy^2-9)= | | 2+7(2-x)=3x-24 | | (10-4x)/6+(12+6x)/2=12 | | 0x^2-6x+9=0 | | (0.1x^4+0.4x^2+4.9)-(7.2x^4+5.8x+3.1)= | | 3(-2y+2)+4y=-4 | | 6-3(2X+5)=5X-14 | | 3x^4-6x^3+12x^2=0 | | 4x^3-24x^2+21x-5=0 | | 1/4+1/13+1/52 | | (3x-11)-(-3x+2)= | | (3.5x^3-7.9x+3.5)+(2.5x^2-6.6x-8.5)= | | 5X+25/30 | | 3/4t+5/6t=76 |

Equations solver categories