7(3a+2)-3(9-2a)=

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Solution for 7(3a+2)-3(9-2a)= equation:


Simplifying
7(3a + 2) + -3(9 + -2a) = 0

Reorder the terms:
7(2 + 3a) + -3(9 + -2a) = 0
(2 * 7 + 3a * 7) + -3(9 + -2a) = 0
(14 + 21a) + -3(9 + -2a) = 0
14 + 21a + (9 * -3 + -2a * -3) = 0
14 + 21a + (-27 + 6a) = 0

Reorder the terms:
14 + -27 + 21a + 6a = 0

Combine like terms: 14 + -27 = -13
-13 + 21a + 6a = 0

Combine like terms: 21a + 6a = 27a
-13 + 27a = 0

Solving
-13 + 27a = 0

Solving for variable 'a'.

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

Add '13' to each side of the equation.
-13 + 13 + 27a = 0 + 13

Combine like terms: -13 + 13 = 0
0 + 27a = 0 + 13
27a = 0 + 13

Combine like terms: 0 + 13 = 13
27a = 13

Divide each side by '27'.
a = 0.4814814815

Simplifying
a = 0.4814814815

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