4-3a=9-2(2a+5)

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Solution for 4-3a=9-2(2a+5) equation: 


Simplifying
4 + -3a = 9 + -2(2a + 5)

Reorder the terms:
4 + -3a = 9 + -2(5 + 2a)
4 + -3a = 9 + (5 * -2 + 2a * -2)
4 + -3a = 9 + (-10 + -4a)

Combine like terms: 9 + -10 = -1
4 + -3a = -1 + -4a

Solving
4 + -3a = -1 + -4a

Solving for variable 'a'.

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

Add '4a' to each side of the equation.
4 + -3a + 4a = -1 + -4a + 4a

Combine like terms: -3a + 4a = 1a
4 + 1a = -1 + -4a + 4a

Combine like terms: -4a + 4a = 0
4 + 1a = -1 + 0
4 + 1a = -1

Add '-4' to each side of the equation.
4 + -4 + 1a = -1 + -4

Combine like terms: 4 + -4 = 0
0 + 1a = -1 + -4
1a = -1 + -4

Combine like terms: -1 + -4 = -5
1a = -5

Divide each side by '1'.
a = -5

Simplifying
a = -5

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