-7(9a-4b)=

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Solution for -7(9a-4b)= equation: 


Simplifying
-7(9a + -4b) = 0
(9a * -7 + -4b * -7) = 0
(-63a + 28b) = 0

Solving
-63a + 28b = 0

Solving for variable 'a'.

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

Add '-28b' to each side of the equation.
-63a + 28b + -28b = 0 + -28b

Combine like terms: 28b + -28b = 0
-63a + 0 = 0 + -28b
-63a = 0 + -28b
Remove the zero:
-63a = -28b

Divide each side by '-63'.
a = 0.4444444444b

Simplifying
a = 0.4444444444b

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