2a-8=4(3a+1)-7

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Solution for 2a-8=4(3a+1)-7 equation:


Simplifying
2a + -8 = 4(3a + 1) + -7

Reorder the terms:
-8 + 2a = 4(3a + 1) + -7

Reorder the terms:
-8 + 2a = 4(1 + 3a) + -7
-8 + 2a = (1 * 4 + 3a * 4) + -7
-8 + 2a = (4 + 12a) + -7

Reorder the terms:
-8 + 2a = 4 + -7 + 12a

Combine like terms: 4 + -7 = -3
-8 + 2a = -3 + 12a

Solving
-8 + 2a = -3 + 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
-8 + 2a + -12a = -3 + 12a + -12a

Combine like terms: 2a + -12a = -10a
-8 + -10a = -3 + 12a + -12a

Combine like terms: 12a + -12a = 0
-8 + -10a = -3 + 0
-8 + -10a = -3

Add '8' to each side of the equation.
-8 + 8 + -10a = -3 + 8

Combine like terms: -8 + 8 = 0
0 + -10a = -3 + 8
-10a = -3 + 8

Combine like terms: -3 + 8 = 5
-10a = 5

Divide each side by '-10'.
a = -0.5

Simplifying
a = -0.5

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