-15.5+19a=-4(-5a+3)

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Solution for -15.5+19a=-4(-5a+3) equation:


Simplifying
-15.5 + 19a = -4(-5a + 3)

Reorder the terms:
-15.5 + 19a = -4(3 + -5a)
-15.5 + 19a = (3 * -4 + -5a * -4)
-15.5 + 19a = (-12 + 20a)

Solving
-15.5 + 19a = -12 + 20a

Solving for variable 'a'.

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

Add '-20a' to each side of the equation.
-15.5 + 19a + -20a = -12 + 20a + -20a

Combine like terms: 19a + -20a = -1a
-15.5 + -1a = -12 + 20a + -20a

Combine like terms: 20a + -20a = 0
-15.5 + -1a = -12 + 0
-15.5 + -1a = -12

Add '15.5' to each side of the equation.
-15.5 + 15.5 + -1a = -12 + 15.5

Combine like terms: -15.5 + 15.5 = 0.0
0.0 + -1a = -12 + 15.5
-1a = -12 + 15.5

Combine like terms: -12 + 15.5 = 3.5
-1a = 3.5

Divide each side by '-1'.
a = -3.5

Simplifying
a = -3.5

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