7(2a-b)-5(3b-5a)=

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Solution for 7(2a-b)-5(3b-5a)= equation:


Simplifying
7(2a + -1b) + -5(3b + -5a) = 0
(2a * 7 + -1b * 7) + -5(3b + -5a) = 0
(14a + -7b) + -5(3b + -5a) = 0

Reorder the terms:
14a + -7b + -5(-5a + 3b) = 0
14a + -7b + (-5a * -5 + 3b * -5) = 0
14a + -7b + (25a + -15b) = 0

Reorder the terms:
14a + 25a + -7b + -15b = 0

Combine like terms: 14a + 25a = 39a
39a + -7b + -15b = 0

Combine like terms: -7b + -15b = -22b
39a + -22b = 0

Solving
39a + -22b = 0

Solving for variable 'a'.

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

Add '22b' to each side of the equation.
39a + -22b + 22b = 0 + 22b

Combine like terms: -22b + 22b = 0
39a + 0 = 0 + 22b
39a = 0 + 22b
Remove the zero:
39a = 22b

Divide each side by '39'.
a = 0.5641025641b

Simplifying
a = 0.5641025641b

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