15x-21=5x+30

Simple and best practice solution for 15x-21=5x+30 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 15x-21=5x+30 equation:


Simplifying
15x + -21 = 5x + 30

Reorder the terms:
-21 + 15x = 5x + 30

Reorder the terms:
-21 + 15x = 30 + 5x

Solving
-21 + 15x = 30 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-21 + 15x + -5x = 30 + 5x + -5x

Combine like terms: 15x + -5x = 10x
-21 + 10x = 30 + 5x + -5x

Combine like terms: 5x + -5x = 0
-21 + 10x = 30 + 0
-21 + 10x = 30

Add '21' to each side of the equation.
-21 + 21 + 10x = 30 + 21

Combine like terms: -21 + 21 = 0
0 + 10x = 30 + 21
10x = 30 + 21

Combine like terms: 30 + 21 = 51
10x = 51

Divide each side by '10'.
x = 5.1

Simplifying
x = 5.1

See similar equations:

| 6x=1200 | | -7+X=14 | | ln(x)+ln(x+4)=ln(x+28) | | x^3+4x^2+11x+44= | | 72=100x | | 1/3(5-4x)=1/2(9-4x) | | 1/3(5-4e)=1/2(9-4e) | | -4x+8y=0 | | 3x(5x+7)=x | | 12-7=-3p+8 | | -4x+9y=24 | | (2n+3)(2n-1)= | | 24x=1200 | | 40x+44(1.5x)=900 | | 4a-3=12-a | | -9x+5y=-7 | | 2sin^2x=3cosx | | 5y+6=-2-4y+10y | | f(x)=sqrt(4x+16) | | 4x+5=6x+-15 | | 6-(-5n)=5n-3 | | 36x^2+12x-24=0 | | 28x=700 | | 50+15x=60+10x | | 5a+3=15-a | | 3x-2y+z=-5 | | (-4x^3-5x^2+2x)-(2x^3+9x^2+2)=0 | | ln(3x)=ln(8) | | 6(2y+1)=42 | | 9y+2=4y-8 | | f(x)=6ln(x) | | 6x(x-8)-5(x-8)= |

Equations solver categories