17=4(a-2)+28

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Solution for 17=4(a-2)+28 equation:


Simplifying
17 = 4(a + -2) + 28

Reorder the terms:
17 = 4(-2 + a) + 28
17 = (-2 * 4 + a * 4) + 28
17 = (-8 + 4a) + 28

Reorder the terms:
17 = -8 + 28 + 4a

Combine like terms: -8 + 28 = 20
17 = 20 + 4a

Solving
17 = 20 + 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.
17 + -4a = 20 + 4a + -4a

Combine like terms: 4a + -4a = 0
17 + -4a = 20 + 0
17 + -4a = 20

Add '-17' to each side of the equation.
17 + -17 + -4a = 20 + -17

Combine like terms: 17 + -17 = 0
0 + -4a = 20 + -17
-4a = 20 + -17

Combine like terms: 20 + -17 = 3
-4a = 3

Divide each side by '-4'.
a = -0.75

Simplifying
a = -0.75

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