3a+5.50(268-a)=1089

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Solution for 3a+5.50(268-a)=1089 equation:


Simplifying
3a + 5.50(268 + -1a) = 1089
3a + (268 * 5.50 + -1a * 5.50) = 1089
3a + (1474 + -5.5a) = 1089

Reorder the terms:
1474 + 3a + -5.5a = 1089

Combine like terms: 3a + -5.5a = -2.5a
1474 + -2.5a = 1089

Solving
1474 + -2.5a = 1089

Solving for variable 'a'.

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

Add '-1474' to each side of the equation.
1474 + -1474 + -2.5a = 1089 + -1474

Combine like terms: 1474 + -1474 = 0
0 + -2.5a = 1089 + -1474
-2.5a = 1089 + -1474

Combine like terms: 1089 + -1474 = -385
-2.5a = -385

Divide each side by '-2.5'.
a = 154

Simplifying
a = 154

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