18=4a+19

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Solution for 18=4a+19 equation:


Simplifying
18 = 4a + 19

Reorder the terms:
18 = 19 + 4a

Solving
18 = 19 + 4a

Solving for variable 'a'.

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

Add '-4a' to each side of the equation.
18 + -4a = 19 + 4a + -4a

Combine like terms: 4a + -4a = 0
18 + -4a = 19 + 0
18 + -4a = 19

Add '-18' to each side of the equation.
18 + -18 + -4a = 19 + -18

Combine like terms: 18 + -18 = 0
0 + -4a = 19 + -18
-4a = 19 + -18

Combine like terms: 19 + -18 = 1
-4a = 1

Divide each side by '-4'.
a = -0.25

Simplifying
a = -0.25

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