4(a-7)+16=2(a-4)

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Solution for 4(a-7)+16=2(a-4) equation:


Simplifying
4(a + -7) + 16 = 2(a + -4)

Reorder the terms:
4(-7 + a) + 16 = 2(a + -4)
(-7 * 4 + a * 4) + 16 = 2(a + -4)
(-28 + 4a) + 16 = 2(a + -4)

Reorder the terms:
-28 + 16 + 4a = 2(a + -4)

Combine like terms: -28 + 16 = -12
-12 + 4a = 2(a + -4)

Reorder the terms:
-12 + 4a = 2(-4 + a)
-12 + 4a = (-4 * 2 + a * 2)
-12 + 4a = (-8 + 2a)

Solving
-12 + 4a = -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.
-12 + 4a + -2a = -8 + 2a + -2a

Combine like terms: 4a + -2a = 2a
-12 + 2a = -8 + 2a + -2a

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

Add '12' to each side of the equation.
-12 + 12 + 2a = -8 + 12

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

Combine like terms: -8 + 12 = 4
2a = 4

Divide each side by '2'.
a = 2

Simplifying
a = 2

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