3(5+6)-4(4)=2(4)-16+5(a+1)

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Solution for 3(5+6)-4(4)=2(4)-16+5(a+1) equation:


Simplifying
3(5 + 6) + -4(4) = 2(4) + -16 + 5(a + 1)

Combine like terms: 5 + 6 = 11
3(11) + -4(4) = 2(4) + -16 + 5(a + 1)

Multiply 3 * 11
33 + -4(4) = 2(4) + -16 + 5(a + 1)

Multiply -4 * 4
33 + -16 = 2(4) + -16 + 5(a + 1)

Combine like terms: 33 + -16 = 17
17 = 2(4) + -16 + 5(a + 1)

Multiply 2 * 4
17 = 8 + -16 + 5(a + 1)

Reorder the terms:
17 = 8 + -16 + 5(1 + a)
17 = 8 + -16 + (1 * 5 + a * 5)
17 = 8 + -16 + (5 + 5a)

Combine like terms: 8 + -16 = -8
17 = -8 + 5 + 5a

Combine like terms: -8 + 5 = -3
17 = -3 + 5a

Solving
17 = -3 + 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.
17 + -5a = -3 + 5a + -5a

Combine like terms: 5a + -5a = 0
17 + -5a = -3 + 0
17 + -5a = -3

Add '-17' to each side of the equation.
17 + -17 + -5a = -3 + -17

Combine like terms: 17 + -17 = 0
0 + -5a = -3 + -17
-5a = -3 + -17

Combine like terms: -3 + -17 = -20
-5a = -20

Divide each side by '-5'.
a = 4

Simplifying
a = 4

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