2(6a-7)-7=-8a+19

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Solution for 2(6a-7)-7=-8a+19 equation:


Simplifying
2(6a + -7) + -7 = -8a + 19

Reorder the terms:
2(-7 + 6a) + -7 = -8a + 19
(-7 * 2 + 6a * 2) + -7 = -8a + 19
(-14 + 12a) + -7 = -8a + 19

Reorder the terms:
-14 + -7 + 12a = -8a + 19

Combine like terms: -14 + -7 = -21
-21 + 12a = -8a + 19

Reorder the terms:
-21 + 12a = 19 + -8a

Solving
-21 + 12a = 19 + -8a

Solving for variable 'a'.

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

Add '8a' to each side of the equation.
-21 + 12a + 8a = 19 + -8a + 8a

Combine like terms: 12a + 8a = 20a
-21 + 20a = 19 + -8a + 8a

Combine like terms: -8a + 8a = 0
-21 + 20a = 19 + 0
-21 + 20a = 19

Add '21' to each side of the equation.
-21 + 21 + 20a = 19 + 21

Combine like terms: -21 + 21 = 0
0 + 20a = 19 + 21
20a = 19 + 21

Combine like terms: 19 + 21 = 40
20a = 40

Divide each side by '20'.
a = 2

Simplifying
a = 2

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