20=2(7+4a)+6(a-6)

Simple and best practice solution for 20=2(7+4a)+6(a-6) 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 20=2(7+4a)+6(a-6) equation:


Simplifying
20 = 2(7 + 4a) + 6(a + -6)
20 = (7 * 2 + 4a * 2) + 6(a + -6)
20 = (14 + 8a) + 6(a + -6)

Reorder the terms:
20 = 14 + 8a + 6(-6 + a)
20 = 14 + 8a + (-6 * 6 + a * 6)
20 = 14 + 8a + (-36 + 6a)

Reorder the terms:
20 = 14 + -36 + 8a + 6a

Combine like terms: 14 + -36 = -22
20 = -22 + 8a + 6a

Combine like terms: 8a + 6a = 14a
20 = -22 + 14a

Solving
20 = -22 + 14a

Solving for variable 'a'.

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

Add '-14a' to each side of the equation.
20 + -14a = -22 + 14a + -14a

Combine like terms: 14a + -14a = 0
20 + -14a = -22 + 0
20 + -14a = -22

Add '-20' to each side of the equation.
20 + -20 + -14a = -22 + -20

Combine like terms: 20 + -20 = 0
0 + -14a = -22 + -20
-14a = -22 + -20

Combine like terms: -22 + -20 = -42
-14a = -42

Divide each side by '-14'.
a = 3

Simplifying
a = 3

See similar equations:

| 2.6+18=2x+7 | | 21b^2-96b-45=0 | | 3a-2.7=9.3 | | k=a^2b+ab^2-3ab | | 22(7+3t)=-t | | 3m-4=4(m+2) | | -2(2x+4)=40 | | 10w^2+131w+75=0 | | 5(6x+12)=162 | | -1(k+3)=10 | | 2(3c+2)= | | 2x+9=-33-4x | | 3n-5=48-40n | | (X-25)3=275 | | 12x=73 | | 3.2a=17.6 | | -4(h-1)=-20 | | 4.7q-4.2-5.6q=-1.9q-1.6 | | (X^8)-28= | | 5g+10=-32-g | | 93y=585 | | 4-7f=8-3f | | -8+3x=16+25x | | X-64=42 | | 7d+4=8d-1 | | x^2+3x-p=0 | | X^8=28 | | -5.1=3c+2.4 | | 2.6+-81= | | 2w-15=8 | | T^2-13+42=0 | | 7-b=9 |

Equations solver categories