-13.2a-3(3-4a)=-10

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Solution for -13.2a-3(3-4a)=-10 equation:


Simplifying
-13.2a + -3(3 + -4a) = -10
-13.2a + (3 * -3 + -4a * -3) = -10
-13.2a + (-9 + 12a) = -10

Reorder the terms:
-9 + -13.2a + 12a = -10

Combine like terms: -13.2a + 12a = -1.2a
-9 + -1.2a = -10

Solving
-9 + -1.2a = -10

Solving for variable 'a'.

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

Add '9' to each side of the equation.
-9 + 9 + -1.2a = -10 + 9

Combine like terms: -9 + 9 = 0
0 + -1.2a = -10 + 9
-1.2a = -10 + 9

Combine like terms: -10 + 9 = -1
-1.2a = -1

Divide each side by '-1.2'.
a = 0.8333333333

Simplifying
a = 0.8333333333

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