9-(4-3a)=7a-19

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Solution for 9-(4-3a)=7a-19 equation:


Simplifying
9 + -1(4 + -3a) = 7a + -19
9 + (4 * -1 + -3a * -1) = 7a + -19
9 + (-4 + 3a) = 7a + -19

Combine like terms: 9 + -4 = 5
5 + 3a = 7a + -19

Reorder the terms:
5 + 3a = -19 + 7a

Solving
5 + 3a = -19 + 7a

Solving for variable 'a'.

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

Add '-7a' to each side of the equation.
5 + 3a + -7a = -19 + 7a + -7a

Combine like terms: 3a + -7a = -4a
5 + -4a = -19 + 7a + -7a

Combine like terms: 7a + -7a = 0
5 + -4a = -19 + 0
5 + -4a = -19

Add '-5' to each side of the equation.
5 + -5 + -4a = -19 + -5

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

Combine like terms: -19 + -5 = -24
-4a = -24

Divide each side by '-4'.
a = 6

Simplifying
a = 6

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