4(2a-b)-3(a+5b)=

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Solution for 4(2a-b)-3(a+5b)= equation:


Simplifying
4(2a + -1b) + -3(a + 5b) = 0
(2a * 4 + -1b * 4) + -3(a + 5b) = 0
(8a + -4b) + -3(a + 5b) = 0
8a + -4b + (a * -3 + 5b * -3) = 0
8a + -4b + (-3a + -15b) = 0

Reorder the terms:
8a + -3a + -4b + -15b = 0

Combine like terms: 8a + -3a = 5a
5a + -4b + -15b = 0

Combine like terms: -4b + -15b = -19b
5a + -19b = 0

Solving
5a + -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.
5a + -19b + 19b = 0 + 19b

Combine like terms: -19b + 19b = 0
5a + 0 = 0 + 19b
5a = 0 + 19b
Remove the zero:
5a = 19b

Divide each side by '5'.
a = 3.8b

Simplifying
a = 3.8b

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