4(a-3)=2(a+7)

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Solution for 4(a-3)=2(a+7) equation:


Simplifying
4(a + -3) = 2(a + 7)

Reorder the terms:
4(-3 + a) = 2(a + 7)
(-3 * 4 + a * 4) = 2(a + 7)
(-12 + 4a) = 2(a + 7)

Reorder the terms:
-12 + 4a = 2(7 + a)
-12 + 4a = (7 * 2 + a * 2)
-12 + 4a = (14 + 2a)

Solving
-12 + 4a = 14 + 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 = 14 + 2a + -2a

Combine like terms: 4a + -2a = 2a
-12 + 2a = 14 + 2a + -2a

Combine like terms: 2a + -2a = 0
-12 + 2a = 14 + 0
-12 + 2a = 14

Add '12' to each side of the equation.
-12 + 12 + 2a = 14 + 12

Combine like terms: -12 + 12 = 0
0 + 2a = 14 + 12
2a = 14 + 12

Combine like terms: 14 + 12 = 26
2a = 26

Divide each side by '2'.
a = 13

Simplifying
a = 13

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