7-2(2a-3)=9

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Solution for 7-2(2a-3)=9 equation:


Simplifying
7 + -2(2a + -3) = 9

Reorder the terms:
7 + -2(-3 + 2a) = 9
7 + (-3 * -2 + 2a * -2) = 9
7 + (6 + -4a) = 9

Combine like terms: 7 + 6 = 13
13 + -4a = 9

Solving
13 + -4a = 9

Solving for variable 'a'.

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

Add '-13' to each side of the equation.
13 + -13 + -4a = 9 + -13

Combine like terms: 13 + -13 = 0
0 + -4a = 9 + -13
-4a = 9 + -13

Combine like terms: 9 + -13 = -4
-4a = -4

Divide each side by '-4'.
a = 1

Simplifying
a = 1

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