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

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


Simplifying
5(a + -3b) + -4(a + -5) = 0
(a * 5 + -3b * 5) + -4(a + -5) = 0
(5a + -15b) + -4(a + -5) = 0

Reorder the terms:
5a + -15b + -4(-5 + a) = 0
5a + -15b + (-5 * -4 + a * -4) = 0
5a + -15b + (20 + -4a) = 0

Reorder the terms:
20 + 5a + -4a + -15b = 0

Combine like terms: 5a + -4a = 1a
20 + 1a + -15b = 0

Solving
20 + 1a + -15b = 0

Solving for variable 'a'.

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

Add '-20' to each side of the equation.
20 + 1a + -20 + -15b = 0 + -20

Reorder the terms:
20 + -20 + 1a + -15b = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 1a + -15b = 0 + -20
1a + -15b = 0 + -20

Combine like terms: 0 + -20 = -20
1a + -15b = -20

Add '15b' to each side of the equation.
1a + -15b + 15b = -20 + 15b

Combine like terms: -15b + 15b = 0
1a + 0 = -20 + 15b
1a = -20 + 15b

Divide each side by '1'.
a = -20 + 15b

Simplifying
a = -20 + 15b

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