17=4(9-2)+2a

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Solution for 17=4(9-2)+2a equation:


Simplifying
17 = 4(9 + -2) + 2a

Combine like terms: 9 + -2 = 7
17 = 4(7) + 2a

Multiply 4 * 7
17 = 28 + 2a

Solving
17 = 28 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
17 + -2a = 28 + 2a + -2a

Combine like terms: 2a + -2a = 0
17 + -2a = 28 + 0
17 + -2a = 28

Add '-17' to each side of the equation.
17 + -17 + -2a = 28 + -17

Combine like terms: 17 + -17 = 0
0 + -2a = 28 + -17
-2a = 28 + -17

Combine like terms: 28 + -17 = 11
-2a = 11

Divide each side by '-2'.
a = -5.5

Simplifying
a = -5.5

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