4(a-4)=a-12

Simple and best practice solution for 4(a-4)=a-12 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 4(a-4)=a-12 equation:


Simplifying
4(a + -4) = a + -12

Reorder the terms:
4(-4 + a) = a + -12
(-4 * 4 + a * 4) = a + -12
(-16 + 4a) = a + -12

Reorder the terms:
-16 + 4a = -12 + a

Solving
-16 + 4a = -12 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-16 + 4a + -1a = -12 + a + -1a

Combine like terms: 4a + -1a = 3a
-16 + 3a = -12 + a + -1a

Combine like terms: a + -1a = 0
-16 + 3a = -12 + 0
-16 + 3a = -12

Add '16' to each side of the equation.
-16 + 16 + 3a = -12 + 16

Combine like terms: -16 + 16 = 0
0 + 3a = -12 + 16
3a = -12 + 16

Combine like terms: -12 + 16 = 4
3a = 4

Divide each side by '3'.
a = 1.333333333

Simplifying
a = 1.333333333

See similar equations:

| -16t^2+64t-1=0 | | 9y-11=-10+12x | | 4-3*x=31 | | 8x+4+130=3x-6 | | 16x=15x+5*4 | | 21x^2+2x=17 | | x-(0.1)=14 | | 10+14x+20+16x+20=180 | | -3(12-4x)=-24 | | 10-5=60 | | S=18w+8 | | x-0.1=14 | | 31+2x-15+x-7=180 | | 21+3x-x^2=12 | | 4x^2+25y^2= | | 12-x-7=-2 | | 11r+10=-7r-19-11r | | 2+13x=6x+23 | | 2x-4(x-3)=-2+5x-7 | | 8x^2+20x=12x | | h=3-10g | | -1+x=-18 | | g=-7.1 | | Y=t^3-12t+1 | | (x^2-x+9)=(x^2+x+15) | | -10=m+-15 | | 5(m+2)+(m+1)=40 | | 5x+8y=2600 | | 5x+8y=2609 | | 5(x+1)=3(x+2)+11 | | 8=8p+79-3p | | x^2-(3x)+21=12 |

Equations solver categories