4(2a+7)-17=15

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Solution for 4(2a+7)-17=15 equation:


Simplifying
4(2a + 7) + -17 = 15

Reorder the terms:
4(7 + 2a) + -17 = 15
(7 * 4 + 2a * 4) + -17 = 15
(28 + 8a) + -17 = 15

Reorder the terms:
28 + -17 + 8a = 15

Combine like terms: 28 + -17 = 11
11 + 8a = 15

Solving
11 + 8a = 15

Solving for variable 'a'.

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

Add '-11' to each side of the equation.
11 + -11 + 8a = 15 + -11

Combine like terms: 11 + -11 = 0
0 + 8a = 15 + -11
8a = 15 + -11

Combine like terms: 15 + -11 = 4
8a = 4

Divide each side by '8'.
a = 0.5

Simplifying
a = 0.5

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