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

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


Simplifying
5a + 4b + -5(7a + -9b) = 0
5a + 4b + (7a * -5 + -9b * -5) = 0
5a + 4b + (-35a + 45b) = 0

Reorder the terms:
5a + -35a + 4b + 45b = 0

Combine like terms: 5a + -35a = -30a
-30a + 4b + 45b = 0

Combine like terms: 4b + 45b = 49b
-30a + 49b = 0

Solving
-30a + 49b = 0

Solving for variable 'a'.

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

Add '-49b' to each side of the equation.
-30a + 49b + -49b = 0 + -49b

Combine like terms: 49b + -49b = 0
-30a + 0 = 0 + -49b
-30a = 0 + -49b
Remove the zero:
-30a = -49b

Divide each side by '-30'.
a = 1.633333333b

Simplifying
a = 1.633333333b

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