-20=7a-5+6

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Solution for -20=7a-5+6 equation:


Simplifying
-20 = 7a + -5 + 6

Reorder the terms:
-20 = -5 + 6 + 7a

Combine like terms: -5 + 6 = 1
-20 = 1 + 7a

Solving
-20 = 1 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
-20 + -7a = 1 + 7a + -7a

Combine like terms: 7a + -7a = 0
-20 + -7a = 1 + 0
-20 + -7a = 1

Add '20' to each side of the equation.
-20 + 20 + -7a = 1 + 20

Combine like terms: -20 + 20 = 0
0 + -7a = 1 + 20
-7a = 1 + 20

Combine like terms: 1 + 20 = 21
-7a = 21

Divide each side by '-7'.
a = -3

Simplifying
a = -3

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