1.03a-4=-2.15a+8.72

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Solution for 1.03a-4=-2.15a+8.72 equation:


Simplifying
1.03a + -4 = -2.15a + 8.72

Reorder the terms:
-4 + 1.03a = -2.15a + 8.72

Reorder the terms:
-4 + 1.03a = 8.72 + -2.15a

Solving
-4 + 1.03a = 8.72 + -2.15a

Solving for variable 'a'.

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

Add '2.15a' to each side of the equation.
-4 + 1.03a + 2.15a = 8.72 + -2.15a + 2.15a

Combine like terms: 1.03a + 2.15a = 3.18a
-4 + 3.18a = 8.72 + -2.15a + 2.15a

Combine like terms: -2.15a + 2.15a = 0.00
-4 + 3.18a = 8.72 + 0.00
-4 + 3.18a = 8.72

Add '4' to each side of the equation.
-4 + 4 + 3.18a = 8.72 + 4

Combine like terms: -4 + 4 = 0
0 + 3.18a = 8.72 + 4
3.18a = 8.72 + 4

Combine like terms: 8.72 + 4 = 12.72
3.18a = 12.72

Divide each side by '3.18'.
a = 4

Simplifying
a = 4

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