5(2a+4b)-9(a+7b)=0

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Solution for 5(2a+4b)-9(a+7b)=0 equation:


Simplifying
5(2a + 4b) + -9(a + 7b) = 0
(2a * 5 + 4b * 5) + -9(a + 7b) = 0
(10a + 20b) + -9(a + 7b) = 0
10a + 20b + (a * -9 + 7b * -9) = 0
10a + 20b + (-9a + -63b) = 0

Reorder the terms:
10a + -9a + 20b + -63b = 0

Combine like terms: 10a + -9a = 1a
1a + 20b + -63b = 0

Combine like terms: 20b + -63b = -43b
1a + -43b = 0

Solving
1a + -43b = 0

Solving for variable 'a'.

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

Add '43b' to each side of the equation.
1a + -43b + 43b = 0 + 43b

Combine like terms: -43b + 43b = 0
1a + 0 = 0 + 43b
1a = 0 + 43b
Remove the zero:
1a = 43b

Divide each side by '1'.
a = 43b

Simplifying
a = 43b

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