7(5a-b)-4(3b-4a)=

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Solution for 7(5a-b)-4(3b-4a)= equation:


Simplifying
7(5a + -1b) + -4(3b + -4a) = 0
(5a * 7 + -1b * 7) + -4(3b + -4a) = 0
(35a + -7b) + -4(3b + -4a) = 0

Reorder the terms:
35a + -7b + -4(-4a + 3b) = 0
35a + -7b + (-4a * -4 + 3b * -4) = 0
35a + -7b + (16a + -12b) = 0

Reorder the terms:
35a + 16a + -7b + -12b = 0

Combine like terms: 35a + 16a = 51a
51a + -7b + -12b = 0

Combine like terms: -7b + -12b = -19b
51a + -19b = 0

Solving
51a + -19b = 0

Solving for variable 'a'.

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

Add '19b' to each side of the equation.
51a + -19b + 19b = 0 + 19b

Combine like terms: -19b + 19b = 0
51a + 0 = 0 + 19b
51a = 0 + 19b
Remove the zero:
51a = 19b

Divide each side by '51'.
a = 0.3725490196b

Simplifying
a = 0.3725490196b

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