4x+6=7x+21

Simple and best practice solution for 4x+6=7x+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 4x+6=7x+21 equation:


Simplifying
4x + 6 = 7x + 21

Reorder the terms:
6 + 4x = 7x + 21

Reorder the terms:
6 + 4x = 21 + 7x

Solving
6 + 4x = 21 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
6 + 4x + -7x = 21 + 7x + -7x

Combine like terms: 4x + -7x = -3x
6 + -3x = 21 + 7x + -7x

Combine like terms: 7x + -7x = 0
6 + -3x = 21 + 0
6 + -3x = 21

Add '-6' to each side of the equation.
6 + -6 + -3x = 21 + -6

Combine like terms: 6 + -6 = 0
0 + -3x = 21 + -6
-3x = 21 + -6

Combine like terms: 21 + -6 = 15
-3x = 15

Divide each side by '-3'.
x = -5

Simplifying
x = -5

See similar equations:

| 6x+2y=270 | | 6x-10=9x+11 | | 9y=10x+-25 | | 6(x-4)=3(x+2) | | 5x+34=4(x+5)+7 | | 3x+36=2(3x+3) | | solve((7x+4y)dx)+((4x+3y)dy)=0 | | -3x+5=-4x-1 | | 2(4x+5)-3=47 | | 8x-64=4x-8 | | y=-4x^2+x-120 | | 13x^2+16x+3=0 | | -4w^2+w+17=0 | | 4x+92=13x-7 | | -4x^2+w+17=0 | | 5(5R-9)=55 | | .02(4t-1)=.08(t-3)+.22 | | 16x^2+49x+3=0 | | -3y-8=7 | | 9x^2+12+3=-1 | | 77=y-(-7) | | .7x+.2=.9x-1.6 | | 26-3g=11 | | 9x^2+9x-180=0 | | 4a(2a+4)= | | -3x+5=35+2x | | (x-2)(x+4)=6 | | 4+77x=44x+7 | | 100/p=2/3 | | 2x+4+2=6 | | 36-g=4g+2 | | 22-6x=10-9x |

Equations solver categories