2J-(a+4)=18

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Solution for 2J-(a+4)=18 equation:


Simplifying
2J + -1(a + 4) = 18

Reorder the terms:
2J + -1(4 + a) = 18
2J + (4 * -1 + a * -1) = 18
2J + (-4 + -1a) = 18

Reorder the terms:
-4 + 2J + -1a = 18

Solving
-4 + 2J + -1a = 18

Solving for variable 'J'.

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

Add '4' to each side of the equation.
-4 + 2J + 4 + -1a = 18 + 4

Reorder the terms:
-4 + 4 + 2J + -1a = 18 + 4

Combine like terms: -4 + 4 = 0
0 + 2J + -1a = 18 + 4
2J + -1a = 18 + 4

Combine like terms: 18 + 4 = 22
2J + -1a = 22

Add 'a' to each side of the equation.
2J + -1a + a = 22 + a

Combine like terms: -1a + a = 0
2J + 0 = 22 + a
2J = 22 + a

Divide each side by '2'.
J = 11 + 0.5a

Simplifying
J = 11 + 0.5a

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