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

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


Simplifying
7(2a + 3b) + 4(a + 2b) = 0
(2a * 7 + 3b * 7) + 4(a + 2b) = 0
(14a + 21b) + 4(a + 2b) = 0
14a + 21b + (a * 4 + 2b * 4) = 0
14a + 21b + (4a + 8b) = 0

Reorder the terms:
14a + 4a + 21b + 8b = 0

Combine like terms: 14a + 4a = 18a
18a + 21b + 8b = 0

Combine like terms: 21b + 8b = 29b
18a + 29b = 0

Solving
18a + 29b = 0

Solving for variable 'a'.

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

Add '-29b' to each side of the equation.
18a + 29b + -29b = 0 + -29b

Combine like terms: 29b + -29b = 0
18a + 0 = 0 + -29b
18a = 0 + -29b
Remove the zero:
18a = -29b

Divide each side by '18'.
a = -1.611111111b

Simplifying
a = -1.611111111b

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