20-5(20-6)=5(a+1)

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Solution for 20-5(20-6)=5(a+1) equation:


Simplifying
20 + -5(20 + -6) = 5(a + 1)

Combine like terms: 20 + -6 = 14
20 + -5(14) = 5(a + 1)

Multiply -5 * 14
20 + -70 = 5(a + 1)

Combine like terms: 20 + -70 = -50
-50 = 5(a + 1)

Reorder the terms:
-50 = 5(1 + a)
-50 = (1 * 5 + a * 5)
-50 = (5 + 5a)

Solving
-50 = 5 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
-50 + -5a = 5 + 5a + -5a

Combine like terms: 5a + -5a = 0
-50 + -5a = 5 + 0
-50 + -5a = 5

Add '50' to each side of the equation.
-50 + 50 + -5a = 5 + 50

Combine like terms: -50 + 50 = 0
0 + -5a = 5 + 50
-5a = 5 + 50

Combine like terms: 5 + 50 = 55
-5a = 55

Divide each side by '-5'.
a = -11

Simplifying
a = -11

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