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

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Solution for 7(2a-4)=2(a+4) equation:


Simplifying
7(2a + -4) = 2(a + 4)

Reorder the terms:
7(-4 + 2a) = 2(a + 4)
(-4 * 7 + 2a * 7) = 2(a + 4)
(-28 + 14a) = 2(a + 4)

Reorder the terms:
-28 + 14a = 2(4 + a)
-28 + 14a = (4 * 2 + a * 2)
-28 + 14a = (8 + 2a)

Solving
-28 + 14a = 8 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-28 + 14a + -2a = 8 + 2a + -2a

Combine like terms: 14a + -2a = 12a
-28 + 12a = 8 + 2a + -2a

Combine like terms: 2a + -2a = 0
-28 + 12a = 8 + 0
-28 + 12a = 8

Add '28' to each side of the equation.
-28 + 28 + 12a = 8 + 28

Combine like terms: -28 + 28 = 0
0 + 12a = 8 + 28
12a = 8 + 28

Combine like terms: 8 + 28 = 36
12a = 36

Divide each side by '12'.
a = 3

Simplifying
a = 3

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