3a+9=4a-5

Simple and best practice solution for 3a+9=4a-5 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 3a+9=4a-5 equation:


Simplifying
3a + 9 = 4a + -5

Reorder the terms:
9 + 3a = 4a + -5

Reorder the terms:
9 + 3a = -5 + 4a

Solving
9 + 3a = -5 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
9 + 3a + -4a = -5 + 4a + -4a

Combine like terms: 3a + -4a = -1a
9 + -1a = -5 + 4a + -4a

Combine like terms: 4a + -4a = 0
9 + -1a = -5 + 0
9 + -1a = -5

Add '-9' to each side of the equation.
9 + -9 + -1a = -5 + -9

Combine like terms: 9 + -9 = 0
0 + -1a = -5 + -9
-1a = -5 + -9

Combine like terms: -5 + -9 = -14
-1a = -14

Divide each side by '-1'.
a = 14

Simplifying
a = 14

See similar equations:

| 124-4x=32x+24 | | 2x^4=16x | | 3x-1=2x+8 | | 3(-2)-7+5=-8 | | 11-10x=29-24x | | (8-5)+27x(3+28)= | | -6x+25=-5 | | 25.1=2pir | | 3x-7+5=-8 | | -117-10x=10x+23 | | 86-3x=2x+11 | | 3x-12=-2x+83 | | 138-2x=43x+18 | | 4x-6y=24 | | 6x-3y=-12 | | 12x-3=8+12x | | 6-8x=28-22x | | -146-10x=7x+24 | | 200=180+10h | | 6x+14=-112-8x | | (x-18)2=256 | | 99-3x=4x+8 | | (2x-y)-48i=4+6yi | | 9x+24=5x+100 | | x*x-3=28 | | 15x^2+37x-8=0 | | 4(y+5)=52 | | 3h+11=4+4h | | .05+.09(42000+4x)=47650 | | 99-3x=15x+15 | | -4(m-18)=5m | | 9-10x=36-17x |

Equations solver categories