7(6a+2b)+3(4a+5a)=

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Solution for 7(6a+2b)+3(4a+5a)= equation:


Simplifying
7(6a + 2b) + 3(4a + 5a) = 0
(6a * 7 + 2b * 7) + 3(4a + 5a) = 0
(42a + 14b) + 3(4a + 5a) = 0

Combine like terms: 4a + 5a = 9a
42a + 14b + 3(9a) = 0

Remove parenthesis around (9a)
42a + 14b + 3 * 9a = 0

Multiply 3 * 9
42a + 14b + 27a = 0

Reorder the terms:
42a + 27a + 14b = 0

Combine like terms: 42a + 27a = 69a
69a + 14b = 0

Solving
69a + 14b = 0

Solving for variable 'a'.

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

Add '-14b' to each side of the equation.
69a + 14b + -14b = 0 + -14b

Combine like terms: 14b + -14b = 0
69a + 0 = 0 + -14b
69a = 0 + -14b
Remove the zero:
69a = -14b

Divide each side by '69'.
a = -0.2028985507b

Simplifying
a = -0.2028985507b

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