4x-15=21

Simple and best practice solution for 4x-15=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-15=21 equation: 


Simplifying
4x + -15 = 21

Reorder the terms:
-15 + 4x = 21

Solving
-15 + 4x = 21

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 4x = 21 + 15

Combine like terms: -15 + 15 = 0
0 + 4x = 21 + 15
4x = 21 + 15

Combine like terms: 21 + 15 = 36
4x = 36

Divide each side by '4'.
x = 9

Simplifying
x = 9

See similar equations:

| 15x-2=3x-11 | | 7x-8=4x+4 | | 3m+6(m-2)=9 | | 6(3n-7)-2=19 | | 44-3x=6x+16 | | 5-9x=121-37x | | 3x-8+2x=4x-17 | | 4x^2+8x-45=0 | | 5h+15-3h=32 | | 36c+49=67 | | 5x-8+3x=4x-4+6x | | 147-4x=6x+7 | | 60=42+c | | 59-6x=8x+17 | | 5x+12=112-5x | | -72=9x | | 16d-(4-5d)=-67 | | N-15=20 | | 48=2k+8+5k | | 24=a-18 | | Y+20=100 | | 3b=-36 | | 4(x-1)-2=3x | | 4+6x=59+x | | 3x-3=10x-59 | | 243=76j-61 | | 3x-3=10-59 | | 2k+8+5k=48 | | 4.21x+5.39=12.07(2.01-4.72x) | | 6x+23=15x-49 | | 10x-10=8x+4 | | 2(a-1)-2(1-a)=16 |

Equations solver categories