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

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


Simplifying
4(3a + 7) + 3(2a + 5) = 0

Reorder the terms:
4(7 + 3a) + 3(2a + 5) = 0
(7 * 4 + 3a * 4) + 3(2a + 5) = 0
(28 + 12a) + 3(2a + 5) = 0

Reorder the terms:
28 + 12a + 3(5 + 2a) = 0
28 + 12a + (5 * 3 + 2a * 3) = 0
28 + 12a + (15 + 6a) = 0

Reorder the terms:
28 + 15 + 12a + 6a = 0

Combine like terms: 28 + 15 = 43
43 + 12a + 6a = 0

Combine like terms: 12a + 6a = 18a
43 + 18a = 0

Solving
43 + 18a = 0

Solving for variable 'a'.

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

Add '-43' to each side of the equation.
43 + -43 + 18a = 0 + -43

Combine like terms: 43 + -43 = 0
0 + 18a = 0 + -43
18a = 0 + -43

Combine like terms: 0 + -43 = -43
18a = -43

Divide each side by '18'.
a = -2.388888889

Simplifying
a = -2.388888889

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