17689=(A+9)*7

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Solution for 17689=(A+9)*7 equation:


Simplifying
17689 = (A + 9) * 7

Reorder the terms:
17689 = (9 + A) * 7

Reorder the terms for easier multiplication:
17689 = 7(9 + A)
17689 = (9 * 7 + A * 7)
17689 = (63 + 7A)

Solving
17689 = 63 + 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.
17689 + -7A = 63 + 7A + -7A

Combine like terms: 7A + -7A = 0
17689 + -7A = 63 + 0
17689 + -7A = 63

Add '-17689' to each side of the equation.
17689 + -17689 + -7A = 63 + -17689

Combine like terms: 17689 + -17689 = 0
0 + -7A = 63 + -17689
-7A = 63 + -17689

Combine like terms: 63 + -17689 = -17626
-7A = -17626

Divide each side by '-7'.
A = 2518

Simplifying
A = 2518

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