3.2a-15=4a

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Solution for 3.2a-15=4a equation:


Simplifying
3.2a + -15 = 4a

Reorder the terms:
-15 + 3.2a = 4a

Solving
-15 + 3.2a = 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.
-15 + 3.2a + -4a = 4a + -4a

Combine like terms: 3.2a + -4a = -0.8a
-15 + -0.8a = 4a + -4a

Combine like terms: 4a + -4a = 0
-15 + -0.8a = 0

Add '15' to each side of the equation.
-15 + 15 + -0.8a = 0 + 15

Combine like terms: -15 + 15 = 0
0 + -0.8a = 0 + 15
-0.8a = 0 + 15

Combine like terms: 0 + 15 = 15
-0.8a = 15

Divide each side by '-0.8'.
a = -18.75

Simplifying
a = -18.75

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