10(6a+3)-(9a+3)=

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Solution for 10(6a+3)-(9a+3)= equation:


Simplifying
10(6a + 3) + -1(9a + 3) = 0

Reorder the terms:
10(3 + 6a) + -1(9a + 3) = 0
(3 * 10 + 6a * 10) + -1(9a + 3) = 0
(30 + 60a) + -1(9a + 3) = 0

Reorder the terms:
30 + 60a + -1(3 + 9a) = 0
30 + 60a + (3 * -1 + 9a * -1) = 0
30 + 60a + (-3 + -9a) = 0

Reorder the terms:
30 + -3 + 60a + -9a = 0

Combine like terms: 30 + -3 = 27
27 + 60a + -9a = 0

Combine like terms: 60a + -9a = 51a
27 + 51a = 0

Solving
27 + 51a = 0

Solving for variable 'a'.

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

Add '-27' to each side of the equation.
27 + -27 + 51a = 0 + -27

Combine like terms: 27 + -27 = 0
0 + 51a = 0 + -27
51a = 0 + -27

Combine like terms: 0 + -27 = -27
51a = -27

Divide each side by '51'.
a = -0.5294117647

Simplifying
a = -0.5294117647

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